Home / 5,003.04-7,503.79-1,715.38

Finding the Fourth Proportional to 5,003.04, 7,503.79 and 1,715.38

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Solution

The fourth proportional to 5,003.04, 7,503.79 and 1,715.38 is: 2,572.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.04 : 7,503.79 = 1,715.38 : x
  2. Step 2: Convert to fraction form
    5,003.04/7,503.79 = 1,715.38/x
  3. Step 3: Cross multiply
    5,003.04x = 7,503.79 × 1,715.38
  4. Step 4: Simplify right side
    5,003.04x = 12,871,851.29
  5. Step 5: Solve for x
    x = 12,871,851.29/5,003.04
  6. Step 6: Final answer
    x = 2,572.81

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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.