Home / 3,020.30-4,526.13-2,290.58

Finding the Fourth Proportional to 3,020.30, 4,526.13 and 2,290.58

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Solution

The fourth proportional to 3,020.30, 4,526.13 and 2,290.58 is: 3,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.30 : 4,526.13 = 2,290.58 : x
  2. Step 2: Convert to fraction form
    3,020.30/4,526.13 = 2,290.58/x
  3. Step 3: Cross multiply
    3,020.30x = 4,526.13 × 2,290.58
  4. Step 4: Simplify right side
    3,020.30x = 10,367,462.86
  5. Step 5: Solve for x
    x = 10,367,462.86/3,020.30
  6. Step 6: Final answer
    x = 3,432.59

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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.