Home / 10,193.07-15,289.63-2,797.63

Finding the Fourth Proportional to 10,193.07, 15,289.63 and 2,797.63

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Solution

The fourth proportional to 10,193.07, 15,289.63 and 2,797.63 is: 4,196.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.07 : 15,289.63 = 2,797.63 : x
  2. Step 2: Convert to fraction form
    10,193.07/15,289.63 = 2,797.63/x
  3. Step 3: Cross multiply
    10,193.07x = 15,289.63 × 2,797.63
  4. Step 4: Simplify right side
    10,193.07x = 42,774,727.58
  5. Step 5: Solve for x
    x = 42,774,727.58/10,193.07
  6. Step 6: Final answer
    x = 4,196.45

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Double scale
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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.