Home / 7,585.18-11,375.46-2,653.90

Finding the Fourth Proportional to 7,585.18, 11,375.46 and 2,653.90

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Solution

The fourth proportional to 7,585.18, 11,375.46 and 2,653.90 is: 3,980.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.18 : 11,375.46 = 2,653.90 : x
  2. Step 2: Convert to fraction form
    7,585.18/11,375.46 = 2,653.90/x
  3. Step 3: Cross multiply
    7,585.18x = 11,375.46 × 2,653.90
  4. Step 4: Simplify right side
    7,585.18x = 30,189,333.29
  5. Step 5: Solve for x
    x = 30,189,333.29/7,585.18
  6. Step 6: Final answer
    x = 3,980.04

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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.