Home / 7,561.32-11,340.12-2,630.24

Finding the Fourth Proportional to 7,561.32, 11,340.12 and 2,630.24

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Solution

The fourth proportional to 7,561.32, 11,340.12 and 2,630.24 is: 3,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.32 : 11,340.12 = 2,630.24 : x
  2. Step 2: Convert to fraction form
    7,561.32/11,340.12 = 2,630.24/x
  3. Step 3: Cross multiply
    7,561.32x = 11,340.12 × 2,630.24
  4. Step 4: Simplify right side
    7,561.32x = 29,827,237.23
  5. Step 5: Solve for x
    x = 29,827,237.23/7,561.32
  6. Step 6: Final answer
    x = 3,944.71

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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.