Home / 2,528.15-3,793.23-885.87

Finding the Fourth Proportional to 2,528.15, 3,793.23 and 885.87

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Solution

The fourth proportional to 2,528.15, 3,793.23 and 885.87 is: 1,329.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.15 : 3,793.23 = 885.87 : x
  2. Step 2: Convert to fraction form
    2,528.15/3,793.23 = 885.87/x
  3. Step 3: Cross multiply
    2,528.15x = 3,793.23 × 885.87
  4. Step 4: Simplify right side
    2,528.15x = 3,360,308.66
  5. Step 5: Solve for x
    x = 3,360,308.66/2,528.15
  6. Step 6: Final answer
    x = 1,329.16

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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.