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Finding the Fourth Proportional to 3,715.59, 5,573.49 and 1,250.49

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Solution

The fourth proportional to 3,715.59, 5,573.49 and 1,250.49 is: 1,875.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.59 : 5,573.49 = 1,250.49 : x
  2. Step 2: Convert to fraction form
    3,715.59/5,573.49 = 1,250.49/x
  3. Step 3: Cross multiply
    3,715.59x = 5,573.49 × 1,250.49
  4. Step 4: Simplify right side
    3,715.59x = 6,969,593.51
  5. Step 5: Solve for x
    x = 6,969,593.51/3,715.59
  6. Step 6: Final answer
    x = 1,875.77

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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.