Home / 11,938.16-16,474.76-6,633.32

Finding the Fourth Proportional to 11,938.16, 16,474.76 and 6,633.32

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Solution

The fourth proportional to 11,938.16, 16,474.76 and 6,633.32 is: 9,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.16 : 16,474.76 = 6,633.32 : x
  2. Step 2: Convert to fraction form
    11,938.16/16,474.76 = 6,633.32/x
  3. Step 3: Cross multiply
    11,938.16x = 16,474.76 × 6,633.32
  4. Step 4: Simplify right side
    11,938.16x = 109,282,355.00
  5. Step 5: Solve for x
    x = 109,282,355.00/11,938.16
  6. Step 6: Final answer
    x = 9,154.04

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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.