Home / 7,494.90-11,234.80-2,561.18

Finding the Fourth Proportional to 7,494.90, 11,234.80 and 2,561.18

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Solution

The fourth proportional to 7,494.90, 11,234.80 and 2,561.18 is: 3,839.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.90 : 11,234.80 = 2,561.18 : x
  2. Step 2: Convert to fraction form
    7,494.90/11,234.80 = 2,561.18/x
  3. Step 3: Cross multiply
    7,494.90x = 11,234.80 × 2,561.18
  4. Step 4: Simplify right side
    7,494.90x = 28,774,345.06
  5. Step 5: Solve for x
    x = 28,774,345.06/7,494.90
  6. Step 6: Final answer
    x = 3,839.19

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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.