Home / 4,472.12-6,708.16-1,873.20

Finding the Fourth Proportional to 4,472.12, 6,708.16 and 1,873.20

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Solution

The fourth proportional to 4,472.12, 6,708.16 and 1,873.20 is: 2,809.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.12 : 6,708.16 = 1,873.20 : x
  2. Step 2: Convert to fraction form
    4,472.12/6,708.16 = 1,873.20/x
  3. Step 3: Cross multiply
    4,472.12x = 6,708.16 × 1,873.20
  4. Step 4: Simplify right side
    4,472.12x = 12,565,725.31
  5. Step 5: Solve for x
    x = 12,565,725.31/4,472.12
  6. Step 6: Final answer
    x = 2,809.79

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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.