Home / 11,250.18-15,526.08-6,470.91

Finding the Fourth Proportional to 11,250.18, 15,526.08 and 6,470.91

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Solution

The fourth proportional to 11,250.18, 15,526.08 and 6,470.91 is: 8,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.18 : 15,526.08 = 6,470.91 : x
  2. Step 2: Convert to fraction form
    11,250.18/15,526.08 = 6,470.91/x
  3. Step 3: Cross multiply
    11,250.18x = 15,526.08 × 6,470.91
  4. Step 4: Simplify right side
    11,250.18x = 100,467,866.33
  5. Step 5: Solve for x
    x = 100,467,866.33/11,250.18
  6. Step 6: Final answer
    x = 8,930.33

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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.