Home / 11,774.32-16,248.56-6,468.96

Finding the Fourth Proportional to 11,774.32, 16,248.56 and 6,468.96

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Solution

The fourth proportional to 11,774.32, 16,248.56 and 6,468.96 is: 8,927.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.32 : 16,248.56 = 6,468.96 : x
  2. Step 2: Convert to fraction form
    11,774.32/16,248.56 = 6,468.96/x
  3. Step 3: Cross multiply
    11,774.32x = 16,248.56 × 6,468.96
  4. Step 4: Simplify right side
    11,774.32x = 105,111,284.70
  5. Step 5: Solve for x
    x = 105,111,284.70/11,774.32
  6. Step 6: Final answer
    x = 8,927.16

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1.5x scale

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.