Home / 4,459.13-6,686.31-4,267.43

Finding the Fourth Proportional to 4,459.13, 6,686.31 and 4,267.43

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Solution

The fourth proportional to 4,459.13, 6,686.31 and 4,267.43 is: 6,398.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.13 : 6,686.31 = 4,267.43 : x
  2. Step 2: Convert to fraction form
    4,459.13/6,686.31 = 4,267.43/x
  3. Step 3: Cross multiply
    4,459.13x = 6,686.31 × 4,267.43
  4. Step 4: Simplify right side
    4,459.13x = 28,533,351.53
  5. Step 5: Solve for x
    x = 28,533,351.53/4,459.13
  6. Step 6: Final answer
    x = 6,398.86

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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.