Home / 4,575.80-6,863.68-1,113.06

Finding the Fourth Proportional to 4,575.80, 6,863.68 and 1,113.06

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Solution

The fourth proportional to 4,575.80, 6,863.68 and 1,113.06 is: 1,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.80 : 6,863.68 = 1,113.06 : x
  2. Step 2: Convert to fraction form
    4,575.80/6,863.68 = 1,113.06/x
  3. Step 3: Cross multiply
    4,575.80x = 6,863.68 × 1,113.06
  4. Step 4: Simplify right side
    4,575.80x = 7,639,687.66
  5. Step 5: Solve for x
    x = 7,639,687.66/4,575.80
  6. Step 6: Final answer
    x = 1,669.59

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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.