Home / 5,153.04-7,731.12-4,333.20

Finding the Fourth Proportional to 5,153.04, 7,731.12 and 4,333.20

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Solution

The fourth proportional to 5,153.04, 7,731.12 and 4,333.20 is: 6,501.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.04 : 7,731.12 = 4,333.20 : x
  2. Step 2: Convert to fraction form
    5,153.04/7,731.12 = 4,333.20/x
  3. Step 3: Cross multiply
    5,153.04x = 7,731.12 × 4,333.20
  4. Step 4: Simplify right side
    5,153.04x = 33,500,489.18
  5. Step 5: Solve for x
    x = 33,500,489.18/5,153.04
  6. Step 6: Final answer
    x = 6,501.11

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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.