Home / 10,688.31-16,032.48-3,292.62

Finding the Fourth Proportional to 10,688.31, 16,032.48 and 3,292.62

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Solution

The fourth proportional to 10,688.31, 16,032.48 and 3,292.62 is: 4,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.31 : 16,032.48 = 3,292.62 : x
  2. Step 2: Convert to fraction form
    10,688.31/16,032.48 = 3,292.62/x
  3. Step 3: Cross multiply
    10,688.31x = 16,032.48 × 3,292.62
  4. Step 4: Simplify right side
    10,688.31x = 52,788,864.30
  5. Step 5: Solve for x
    x = 52,788,864.30/10,688.31
  6. Step 6: Final answer
    x = 4,938.93

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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.