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Finding the Fourth Proportional to 6,510.65, 9,762.03 and 2,557.17

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Solution

The fourth proportional to 6,510.65, 9,762.03 and 2,557.17 is: 3,834.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.65 : 9,762.03 = 2,557.17 : x
  2. Step 2: Convert to fraction form
    6,510.65/9,762.03 = 2,557.17/x
  3. Step 3: Cross multiply
    6,510.65x = 9,762.03 × 2,557.17
  4. Step 4: Simplify right side
    6,510.65x = 24,963,170.26
  5. Step 5: Solve for x
    x = 24,963,170.26/6,510.65
  6. Step 6: Final answer
    x = 3,834.21

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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.