Home / 9,010.26-12,439.64-6,182.28

Finding the Fourth Proportional to 9,010.26, 12,439.64 and 6,182.28

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Solution

The fourth proportional to 9,010.26, 12,439.64 and 6,182.28 is: 8,535.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.26 : 12,439.64 = 6,182.28 : x
  2. Step 2: Convert to fraction form
    9,010.26/12,439.64 = 6,182.28/x
  3. Step 3: Cross multiply
    9,010.26x = 12,439.64 × 6,182.28
  4. Step 4: Simplify right side
    9,010.26x = 76,905,337.58
  5. Step 5: Solve for x
    x = 76,905,337.58/9,010.26
  6. Step 6: Final answer
    x = 8,535.31

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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.