Home / 9,116.30-12,580.26-5,083.18

Finding the Fourth Proportional to 9,116.30, 12,580.26 and 5,083.18

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Solution

The fourth proportional to 9,116.30, 12,580.26 and 5,083.18 is: 7,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.30 : 12,580.26 = 5,083.18 : x
  2. Step 2: Convert to fraction form
    9,116.30/12,580.26 = 5,083.18/x
  3. Step 3: Cross multiply
    9,116.30x = 12,580.26 × 5,083.18
  4. Step 4: Simplify right side
    9,116.30x = 63,947,726.03
  5. Step 5: Solve for x
    x = 63,947,726.03/9,116.30
  6. Step 6: Final answer
    x = 7,014.66

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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.