Home / 3,020.08-4,531.26-1,558.30

Finding the Fourth Proportional to 3,020.08, 4,531.26 and 1,558.30

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Solution

The fourth proportional to 3,020.08, 4,531.26 and 1,558.30 is: 2,338.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.08 : 4,531.26 = 1,558.30 : x
  2. Step 2: Convert to fraction form
    3,020.08/4,531.26 = 1,558.30/x
  3. Step 3: Cross multiply
    3,020.08x = 4,531.26 × 1,558.30
  4. Step 4: Simplify right side
    3,020.08x = 7,061,062.46
  5. Step 5: Solve for x
    x = 7,061,062.46/3,020.08
  6. Step 6: Final answer
    x = 2,338.04

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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.