Home / 7,355.22-10,146.09-4,520.62

Finding the Fourth Proportional to 7,355.22, 10,146.09 and 4,520.62

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Solution

The fourth proportional to 7,355.22, 10,146.09 and 4,520.62 is: 6,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.22 : 10,146.09 = 4,520.62 : x
  2. Step 2: Convert to fraction form
    7,355.22/10,146.09 = 4,520.62/x
  3. Step 3: Cross multiply
    7,355.22x = 10,146.09 × 4,520.62
  4. Step 4: Simplify right side
    7,355.22x = 45,866,617.38
  5. Step 5: Solve for x
    x = 45,866,617.38/7,355.22
  6. Step 6: Final answer
    x = 6,235.93

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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.