Home / 7,451.44-10,282.47-4,465.78

Finding the Fourth Proportional to 7,451.44, 10,282.47 and 4,465.78

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Solution

The fourth proportional to 7,451.44, 10,282.47 and 4,465.78 is: 6,162.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.44 : 10,282.47 = 4,465.78 : x
  2. Step 2: Convert to fraction form
    7,451.44/10,282.47 = 4,465.78/x
  3. Step 3: Cross multiply
    7,451.44x = 10,282.47 × 4,465.78
  4. Step 4: Simplify right side
    7,451.44x = 45,919,248.88
  5. Step 5: Solve for x
    x = 45,919,248.88/7,451.44
  6. Step 6: Final answer
    x = 6,162.47

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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.