Home / 7,447.68-10,278.24-4,304.96

Finding the Fourth Proportional to 7,447.68, 10,278.24 and 4,304.96

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Solution

The fourth proportional to 7,447.68, 10,278.24 and 4,304.96 is: 5,941.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.68 : 10,278.24 = 4,304.96 : x
  2. Step 2: Convert to fraction form
    7,447.68/10,278.24 = 4,304.96/x
  3. Step 3: Cross multiply
    7,447.68x = 10,278.24 × 4,304.96
  4. Step 4: Simplify right side
    7,447.68x = 44,247,412.07
  5. Step 5: Solve for x
    x = 44,247,412.07/7,447.68
  6. Step 6: Final answer
    x = 5,941.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.