Home / 3,385.95-5,079.05-1,537.01

Finding the Fourth Proportional to 3,385.95, 5,079.05 and 1,537.01

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Solution

The fourth proportional to 3,385.95, 5,079.05 and 1,537.01 is: 2,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.95 : 5,079.05 = 1,537.01 : x
  2. Step 2: Convert to fraction form
    3,385.95/5,079.05 = 1,537.01/x
  3. Step 3: Cross multiply
    3,385.95x = 5,079.05 × 1,537.01
  4. Step 4: Simplify right side
    3,385.95x = 7,806,550.64
  5. Step 5: Solve for x
    x = 7,806,550.64/3,385.95
  6. Step 6: Final answer
    x = 2,305.57

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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.