Home / 11,042.19-15,238.29-6,565.07

Finding the Fourth Proportional to 11,042.19, 15,238.29 and 6,565.07

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Solution

The fourth proportional to 11,042.19, 15,238.29 and 6,565.07 is: 9,059.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.19 : 15,238.29 = 6,565.07 : x
  2. Step 2: Convert to fraction form
    11,042.19/15,238.29 = 6,565.07/x
  3. Step 3: Cross multiply
    11,042.19x = 15,238.29 × 6,565.07
  4. Step 4: Simplify right side
    11,042.19x = 100,040,478.63
  5. Step 5: Solve for x
    x = 100,040,478.63/11,042.19
  6. Step 6: Final answer
    x = 9,059.84

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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.