Home / 11,543.04-15,912.72-8,886.24

Finding the Fourth Proportional to 11,543.04, 15,912.72 and 8,886.24

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Solution

The fourth proportional to 11,543.04, 15,912.72 and 8,886.24 is: 12,250.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543.04 : 15,912.72 = 8,886.24 : x
  2. Step 2: Convert to fraction form
    11,543.04/15,912.72 = 8,886.24/x
  3. Step 3: Cross multiply
    11,543.04x = 15,912.72 × 8,886.24
  4. Step 4: Simplify right side
    11,543.04x = 141,404,248.97
  5. Step 5: Solve for x
    x = 141,404,248.97/11,543.04
  6. Step 6: Final answer
    x = 12,250.17

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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.