Home / 9,155.06-12,633.86-4,963.22

Finding the Fourth Proportional to 9,155.06, 12,633.86 and 4,963.22

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Solution

The fourth proportional to 9,155.06, 12,633.86 and 4,963.22 is: 6,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155.06 : 12,633.86 = 4,963.22 : x
  2. Step 2: Convert to fraction form
    9,155.06/12,633.86 = 4,963.22/x
  3. Step 3: Cross multiply
    9,155.06x = 12,633.86 × 4,963.22
  4. Step 4: Simplify right side
    9,155.06x = 62,704,626.63
  5. Step 5: Solve for x
    x = 62,704,626.63/9,155.06
  6. Step 6: Final answer
    x = 6,849.18

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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.