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Finding the Fourth Proportional to 5,876.03, 8,812.68 and 1,715.16

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Solution

The fourth proportional to 5,876.03, 8,812.68 and 1,715.16 is: 2,572.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.03 : 8,812.68 = 1,715.16 : x
  2. Step 2: Convert to fraction form
    5,876.03/8,812.68 = 1,715.16/x
  3. Step 3: Cross multiply
    5,876.03x = 8,812.68 × 1,715.16
  4. Step 4: Simplify right side
    5,876.03x = 15,115,156.23
  5. Step 5: Solve for x
    x = 15,115,156.23/5,876.03
  6. Step 6: Final answer
    x = 2,572.34

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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.