Home / 7,473.68-11,209.44-2,278.16

Finding the Fourth Proportional to 7,473.68, 11,209.44 and 2,278.16

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Solution

The fourth proportional to 7,473.68, 11,209.44 and 2,278.16 is: 3,416.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.68 : 11,209.44 = 2,278.16 : x
  2. Step 2: Convert to fraction form
    7,473.68/11,209.44 = 2,278.16/x
  3. Step 3: Cross multiply
    7,473.68x = 11,209.44 × 2,278.16
  4. Step 4: Simplify right side
    7,473.68x = 25,536,897.83
  5. Step 5: Solve for x
    x = 25,536,897.83/7,473.68
  6. Step 6: Final answer
    x = 3,416.91

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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.