Home / 2,999.56-4,499.34-1,537.90

Finding the Fourth Proportional to 2,999.56, 4,499.34 and 1,537.90

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Solution

The fourth proportional to 2,999.56, 4,499.34 and 1,537.90 is: 2,306.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.56 : 4,499.34 = 1,537.90 : x
  2. Step 2: Convert to fraction form
    2,999.56/4,499.34 = 1,537.90/x
  3. Step 3: Cross multiply
    2,999.56x = 4,499.34 × 1,537.90
  4. Step 4: Simplify right side
    2,999.56x = 6,919,534.99
  5. Step 5: Solve for x
    x = 6,919,534.99/2,999.56
  6. Step 6: Final answer
    x = 2,306.85

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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.