Home / 10,932.39-16,398.59-4,688.37

Finding the Fourth Proportional to 10,932.39, 16,398.59 and 4,688.37

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Solution

The fourth proportional to 10,932.39, 16,398.59 and 4,688.37 is: 7,032.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932.39 : 16,398.59 = 4,688.37 : x
  2. Step 2: Convert to fraction form
    10,932.39/16,398.59 = 4,688.37/x
  3. Step 3: Cross multiply
    10,932.39x = 16,398.59 × 4,688.37
  4. Step 4: Simplify right side
    10,932.39x = 76,882,657.40
  5. Step 5: Solve for x
    x = 76,882,657.40/10,932.39
  6. Step 6: Final answer
    x = 7,032.56

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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.