Home / 10,608.50-14,639.81-6,631.95

Finding the Fourth Proportional to 10,608.50, 14,639.81 and 6,631.95

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Solution

The fourth proportional to 10,608.50, 14,639.81 and 6,631.95 is: 9,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.50 : 14,639.81 = 6,631.95 : x
  2. Step 2: Convert to fraction form
    10,608.50/14,639.81 = 6,631.95/x
  3. Step 3: Cross multiply
    10,608.50x = 14,639.81 × 6,631.95
  4. Step 4: Simplify right side
    10,608.50x = 97,090,487.93
  5. Step 5: Solve for x
    x = 97,090,487.93/10,608.50
  6. Step 6: Final answer
    x = 9,152.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.