Home / 1,715.08-2,572.26-560.56

Finding the Fourth Proportional to 1,715.08, 2,572.26 and 560.56

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Solution

The fourth proportional to 1,715.08, 2,572.26 and 560.56 is: 840.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.08 : 2,572.26 = 560.56 : x
  2. Step 2: Convert to fraction form
    1,715.08/2,572.26 = 560.56/x
  3. Step 3: Cross multiply
    1,715.08x = 2,572.26 × 560.56
  4. Step 4: Simplify right side
    1,715.08x = 1,441,906.07
  5. Step 5: Solve for x
    x = 1,441,906.07/1,715.08
  6. Step 6: Final answer
    x = 840.72

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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.