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Finding the Fourth Proportional to 8,695.99, 13,032.45 and 4,737.10

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Solution

The fourth proportional to 8,695.99, 13,032.45 and 4,737.10 is: 7,099.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.99 : 13,032.45 = 4,737.10 : x
  2. Step 2: Convert to fraction form
    8,695.99/13,032.45 = 4,737.10/x
  3. Step 3: Cross multiply
    8,695.99x = 13,032.45 × 4,737.10
  4. Step 4: Simplify right side
    8,695.99x = 61,736,018.90
  5. Step 5: Solve for x
    x = 61,736,018.90/8,695.99
  6. Step 6: Final answer
    x = 7,099.37

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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.