Home / 11,123.10-15,349.75-6,087.27

Finding the Fourth Proportional to 11,123.10, 15,349.75 and 6,087.27

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Solution

The fourth proportional to 11,123.10, 15,349.75 and 6,087.27 is: 8,400.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123.10 : 15,349.75 = 6,087.27 : x
  2. Step 2: Convert to fraction form
    11,123.10/15,349.75 = 6,087.27/x
  3. Step 3: Cross multiply
    11,123.10x = 15,349.75 × 6,087.27
  4. Step 4: Simplify right side
    11,123.10x = 93,438,042.25
  5. Step 5: Solve for x
    x = 93,438,042.25/11,123.10
  6. Step 6: Final answer
    x = 8,400.36

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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.