Home / 4,475.12-6,712.66-1,876.20

Finding the Fourth Proportional to 4,475.12, 6,712.66 and 1,876.20

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Solution

The fourth proportional to 4,475.12, 6,712.66 and 1,876.20 is: 2,814.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.12 : 6,712.66 = 1,876.20 : x
  2. Step 2: Convert to fraction form
    4,475.12/6,712.66 = 1,876.20/x
  3. Step 3: Cross multiply
    4,475.12x = 6,712.66 × 1,876.20
  4. Step 4: Simplify right side
    4,475.12x = 12,594,292.69
  5. Step 5: Solve for x
    x = 12,594,292.69/4,475.12
  6. Step 6: Final answer
    x = 2,814.29

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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.