Home / 7,059.40-10,588.38-2,129.14

Finding the Fourth Proportional to 7,059.40, 10,588.38 and 2,129.14

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Solution

The fourth proportional to 7,059.40, 10,588.38 and 2,129.14 is: 3,193.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.40 : 10,588.38 = 2,129.14 : x
  2. Step 2: Convert to fraction form
    7,059.40/10,588.38 = 2,129.14/x
  3. Step 3: Cross multiply
    7,059.40x = 10,588.38 × 2,129.14
  4. Step 4: Simplify right side
    7,059.40x = 22,544,143.39
  5. Step 5: Solve for x
    x = 22,544,143.39/7,059.40
  6. Step 6: Final answer
    x = 3,193.49

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Half scale
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Double scale
Find fourth proportional to 7,060.40, 10,589.88 and 2,130.14
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.