Home / 11,360.52-15,677.88-7,110.24

Finding the Fourth Proportional to 11,360.52, 15,677.88 and 7,110.24

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Solution

The fourth proportional to 11,360.52, 15,677.88 and 7,110.24 is: 9,812.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.52 : 15,677.88 = 7,110.24 : x
  2. Step 2: Convert to fraction form
    11,360.52/15,677.88 = 7,110.24/x
  3. Step 3: Cross multiply
    11,360.52x = 15,677.88 × 7,110.24
  4. Step 4: Simplify right side
    11,360.52x = 111,473,489.49
  5. Step 5: Solve for x
    x = 111,473,489.49/11,360.52
  6. Step 6: Final answer
    x = 9,812.36

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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.