Home / 4,575.42-6,314.09-2,479.55

Finding the Fourth Proportional to 4,575.42, 6,314.09 and 2,479.55

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Solution

The fourth proportional to 4,575.42, 6,314.09 and 2,479.55 is: 3,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.42 : 6,314.09 = 2,479.55 : x
  2. Step 2: Convert to fraction form
    4,575.42/6,314.09 = 2,479.55/x
  3. Step 3: Cross multiply
    4,575.42x = 6,314.09 × 2,479.55
  4. Step 4: Simplify right side
    4,575.42x = 15,656,057.89
  5. Step 5: Solve for x
    x = 15,656,057.89/4,575.42
  6. Step 6: Final answer
    x = 3,421.78

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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.