Home / 8,626.26-11,902.20-6,264.30

Finding the Fourth Proportional to 8,626.26, 11,902.20 and 6,264.30

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Solution

The fourth proportional to 8,626.26, 11,902.20 and 6,264.30 is: 8,643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626.26 : 11,902.20 = 6,264.30 : x
  2. Step 2: Convert to fraction form
    8,626.26/11,902.20 = 6,264.30/x
  3. Step 3: Cross multiply
    8,626.26x = 11,902.20 × 6,264.30
  4. Step 4: Simplify right side
    8,626.26x = 74,558,951.46
  5. Step 5: Solve for x
    x = 74,558,951.46/8,626.26
  6. Step 6: Final answer
    x = 8,643.25

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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.