Home / 5,612.58-8,421.75-4,304.73

Finding the Fourth Proportional to 5,612.58, 8,421.75 and 4,304.73

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Solution

The fourth proportional to 5,612.58, 8,421.75 and 4,304.73 is: 6,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.58 : 8,421.75 = 4,304.73 : x
  2. Step 2: Convert to fraction form
    5,612.58/8,421.75 = 4,304.73/x
  3. Step 3: Cross multiply
    5,612.58x = 8,421.75 × 4,304.73
  4. Step 4: Simplify right side
    5,612.58x = 36,253,359.88
  5. Step 5: Solve for x
    x = 36,253,359.88/5,612.58
  6. Step 6: Final answer
    x = 6,459.30

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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.