Home / 3,059.30-4,218.12-2,586.34

Finding the Fourth Proportional to 3,059.30, 4,218.12 and 2,586.34

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Solution

The fourth proportional to 3,059.30, 4,218.12 and 2,586.34 is: 3,566.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.30 : 4,218.12 = 2,586.34 : x
  2. Step 2: Convert to fraction form
    3,059.30/4,218.12 = 2,586.34/x
  3. Step 3: Cross multiply
    3,059.30x = 4,218.12 × 2,586.34
  4. Step 4: Simplify right side
    3,059.30x = 10,909,492.48
  5. Step 5: Solve for x
    x = 10,909,492.48/3,059.30
  6. Step 6: Final answer
    x = 3,566.01

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.