Home / 11,275.23-15,559.50-6,239.66

Finding the Fourth Proportional to 11,275.23, 15,559.50 and 6,239.66

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Solution

The fourth proportional to 11,275.23, 15,559.50 and 6,239.66 is: 8,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.23 : 15,559.50 = 6,239.66 : x
  2. Step 2: Convert to fraction form
    11,275.23/15,559.50 = 6,239.66/x
  3. Step 3: Cross multiply
    11,275.23x = 15,559.50 × 6,239.66
  4. Step 4: Simplify right side
    11,275.23x = 97,085,989.77
  5. Step 5: Solve for x
    x = 97,085,989.77/11,275.23
  6. Step 6: Final answer
    x = 8,610.56

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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.