Home / 9,247.26-12,761.20-5,055.50

Finding the Fourth Proportional to 9,247.26, 12,761.20 and 5,055.50

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Solution

The fourth proportional to 9,247.26, 12,761.20 and 5,055.50 is: 6,976.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.26 : 12,761.20 = 5,055.50 : x
  2. Step 2: Convert to fraction form
    9,247.26/12,761.20 = 5,055.50/x
  3. Step 3: Cross multiply
    9,247.26x = 12,761.20 × 5,055.50
  4. Step 4: Simplify right side
    9,247.26x = 64,514,246.60
  5. Step 5: Solve for x
    x = 64,514,246.60/9,247.26
  6. Step 6: Final answer
    x = 6,976.58

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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.