Home / 9,480.18-13,081.11-5,702.43

Finding the Fourth Proportional to 9,480.18, 13,081.11 and 5,702.43

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Solution

The fourth proportional to 9,480.18, 13,081.11 and 5,702.43 is: 7,868.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.18 : 13,081.11 = 5,702.43 : x
  2. Step 2: Convert to fraction form
    9,480.18/13,081.11 = 5,702.43/x
  3. Step 3: Cross multiply
    9,480.18x = 13,081.11 × 5,702.43
  4. Step 4: Simplify right side
    9,480.18x = 74,594,114.10
  5. Step 5: Solve for x
    x = 74,594,114.10/9,480.18
  6. Step 6: Final answer
    x = 7,868.43

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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.