Home / 11,088.18-15,297.12-6,610.91

Finding the Fourth Proportional to 11,088.18, 15,297.12 and 6,610.91

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Solution

The fourth proportional to 11,088.18, 15,297.12 and 6,610.91 is: 9,120.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.18 : 15,297.12 = 6,610.91 : x
  2. Step 2: Convert to fraction form
    11,088.18/15,297.12 = 6,610.91/x
  3. Step 3: Cross multiply
    11,088.18x = 15,297.12 × 6,610.91
  4. Step 4: Simplify right side
    11,088.18x = 101,127,807.09
  5. Step 5: Solve for x
    x = 101,127,807.09/11,088.18
  6. Step 6: Final answer
    x = 9,120.33

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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.