Home / 9,226.12-12,726.90-6,246.16

Finding the Fourth Proportional to 9,226.12, 12,726.90 and 6,246.16

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Solution

The fourth proportional to 9,226.12, 12,726.90 and 6,246.16 is: 8,616.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,226.12 : 12,726.90 = 6,246.16 : x
  2. Step 2: Convert to fraction form
    9,226.12/12,726.90 = 6,246.16/x
  3. Step 3: Cross multiply
    9,226.12x = 12,726.90 × 6,246.16
  4. Step 4: Simplify right side
    9,226.12x = 79,494,253.70
  5. Step 5: Solve for x
    x = 79,494,253.70/9,226.12
  6. Step 6: Final answer
    x = 8,616.22

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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.