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Finding the Fourth Proportional to 9,167.01, 12,650.40 and 4,975.26

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Solution

The fourth proportional to 9,167.01, 12,650.40 and 4,975.26 is: 6,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.01 : 12,650.40 = 4,975.26 : x
  2. Step 2: Convert to fraction form
    9,167.01/12,650.40 = 4,975.26/x
  3. Step 3: Cross multiply
    9,167.01x = 12,650.40 × 4,975.26
  4. Step 4: Simplify right side
    9,167.01x = 62,939,029.10
  5. Step 5: Solve for x
    x = 62,939,029.10/9,167.01
  6. Step 6: Final answer
    x = 6,865.82

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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.