Home / 9,226.41-12,732.90-5,247.89

Finding the Fourth Proportional to 9,226.41, 12,732.90 and 5,247.89

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Solution

The fourth proportional to 9,226.41, 12,732.90 and 5,247.89 is: 7,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,226.41 : 12,732.90 = 5,247.89 : x
  2. Step 2: Convert to fraction form
    9,226.41/12,732.90 = 5,247.89/x
  3. Step 3: Cross multiply
    9,226.41x = 12,732.90 × 5,247.89
  4. Step 4: Simplify right side
    9,226.41x = 66,820,822.99
  5. Step 5: Solve for x
    x = 66,820,822.99/9,226.41
  6. Step 6: Final answer
    x = 7,242.35

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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.