Home / 2,236.90-3,354.14-1,715.61

Finding the Fourth Proportional to 2,236.90, 3,354.14 and 1,715.61

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Solution

The fourth proportional to 2,236.90, 3,354.14 and 1,715.61 is: 2,572.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.90 : 3,354.14 = 1,715.61 : x
  2. Step 2: Convert to fraction form
    2,236.90/3,354.14 = 1,715.61/x
  3. Step 3: Cross multiply
    2,236.90x = 3,354.14 × 1,715.61
  4. Step 4: Simplify right side
    2,236.90x = 5,754,412.99
  5. Step 5: Solve for x
    x = 5,754,412.99/2,236.90
  6. Step 6: Final answer
    x = 2,572.50

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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.