Home / 9,117.06-13,663.80-4,175.79

Finding the Fourth Proportional to 9,117.06, 13,663.80 and 4,175.79

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Solution

The fourth proportional to 9,117.06, 13,663.80 and 4,175.79 is: 6,258.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117.06 : 13,663.80 = 4,175.79 : x
  2. Step 2: Convert to fraction form
    9,117.06/13,663.80 = 4,175.79/x
  3. Step 3: Cross multiply
    9,117.06x = 13,663.80 × 4,175.79
  4. Step 4: Simplify right side
    9,117.06x = 57,057,159.40
  5. Step 5: Solve for x
    x = 57,057,159.40/9,117.06
  6. Step 6: Final answer
    x = 6,258.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.