Home / 9,543.08-13,167.36-9,228.44

Finding the Fourth Proportional to 9,543.08, 13,167.36 and 9,228.44

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Solution

The fourth proportional to 9,543.08, 13,167.36 and 9,228.44 is: 12,733.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,543.08 : 13,167.36 = 9,228.44 : x
  2. Step 2: Convert to fraction form
    9,543.08/13,167.36 = 9,228.44/x
  3. Step 3: Cross multiply
    9,543.08x = 13,167.36 × 9,228.44
  4. Step 4: Simplify right side
    9,543.08x = 121,514,191.72
  5. Step 5: Solve for x
    x = 121,514,191.72/9,543.08
  6. Step 6: Final answer
    x = 12,733.23

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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.