Home / 9,126.76-12,594.92-4,935

Finding the Fourth Proportional to 9,126.76, 12,594.92 and 4,935

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Solution

The fourth proportional to 9,126.76, 12,594.92 and 4,935 is: 6,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.76 : 12,594.92 = 4,935 : x
  2. Step 2: Convert to fraction form
    9,126.76/12,594.92 = 4,935/x
  3. Step 3: Cross multiply
    9,126.76x = 12,594.92 × 4,935
  4. Step 4: Simplify right side
    9,126.76x = 62,155,930.20
  5. Step 5: Solve for x
    x = 62,155,930.20/9,126.76
  6. Step 6: Final answer
    x = 6,810.30

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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.