Home / 9,167.19-12,650.72-4,975.44

Finding the Fourth Proportional to 9,167.19, 12,650.72 and 4,975.44

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Solution

The fourth proportional to 9,167.19, 12,650.72 and 4,975.44 is: 6,866.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.19 : 12,650.72 = 4,975.44 : x
  2. Step 2: Convert to fraction form
    9,167.19/12,650.72 = 4,975.44/x
  3. Step 3: Cross multiply
    9,167.19x = 12,650.72 × 4,975.44
  4. Step 4: Simplify right side
    9,167.19x = 62,942,898.32
  5. Step 5: Solve for x
    x = 62,942,898.32/9,167.19
  6. Step 6: Final answer
    x = 6,866.11

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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.