Home / 7,590.10-11,380.29-3,206.38

Finding the Fourth Proportional to 7,590.10, 11,380.29 and 3,206.38

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Solution

The fourth proportional to 7,590.10, 11,380.29 and 3,206.38 is: 4,807.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.10 : 11,380.29 = 3,206.38 : x
  2. Step 2: Convert to fraction form
    7,590.10/11,380.29 = 3,206.38/x
  3. Step 3: Cross multiply
    7,590.10x = 11,380.29 × 3,206.38
  4. Step 4: Simplify right side
    7,590.10x = 36,489,534.25
  5. Step 5: Solve for x
    x = 36,489,534.25/7,590.10
  6. Step 6: Final answer
    x = 4,807.52

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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.