Home / 3,715.86-5,574.36-1,250.48

Finding the Fourth Proportional to 3,715.86, 5,574.36 and 1,250.48

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Solution

The fourth proportional to 3,715.86, 5,574.36 and 1,250.48 is: 1,875.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.86 : 5,574.36 = 1,250.48 : x
  2. Step 2: Convert to fraction form
    3,715.86/5,574.36 = 1,250.48/x
  3. Step 3: Cross multiply
    3,715.86x = 5,574.36 × 1,250.48
  4. Step 4: Simplify right side
    3,715.86x = 6,970,648.16
  5. Step 5: Solve for x
    x = 6,970,648.16/3,715.86
  6. Step 6: Final answer
    x = 1,875.92

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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.