Home / 7,541.12-11,311.67-5,166.86

Finding the Fourth Proportional to 7,541.12, 11,311.67 and 5,166.86

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Solution

The fourth proportional to 7,541.12, 11,311.67 and 5,166.86 is: 7,750.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.12 : 11,311.67 = 5,166.86 : x
  2. Step 2: Convert to fraction form
    7,541.12/11,311.67 = 5,166.86/x
  3. Step 3: Cross multiply
    7,541.12x = 11,311.67 × 5,166.86
  4. Step 4: Simplify right side
    7,541.12x = 58,445,815.26
  5. Step 5: Solve for x
    x = 58,445,815.26/7,541.12
  6. Step 6: Final answer
    x = 7,750.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.