Home / 11,331.34-15,637.38-6,854.26

Finding the Fourth Proportional to 11,331.34, 15,637.38 and 6,854.26

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Solution

The fourth proportional to 11,331.34, 15,637.38 and 6,854.26 is: 9,458.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.34 : 15,637.38 = 6,854.26 : x
  2. Step 2: Convert to fraction form
    11,331.34/15,637.38 = 6,854.26/x
  3. Step 3: Cross multiply
    11,331.34x = 15,637.38 × 6,854.26
  4. Step 4: Simplify right side
    11,331.34x = 107,182,668.24
  5. Step 5: Solve for x
    x = 107,182,668.24/11,331.34
  6. Step 6: Final answer
    x = 9,458.96

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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.