Home / 3,761.16-5,640.35-1,570.04

Finding the Fourth Proportional to 3,761.16, 5,640.35 and 1,570.04

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Solution

The fourth proportional to 3,761.16, 5,640.35 and 1,570.04 is: 2,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761.16 : 5,640.35 = 1,570.04 : x
  2. Step 2: Convert to fraction form
    3,761.16/5,640.35 = 1,570.04/x
  3. Step 3: Cross multiply
    3,761.16x = 5,640.35 × 1,570.04
  4. Step 4: Simplify right side
    3,761.16x = 8,855,539.06
  5. Step 5: Solve for x
    x = 8,855,539.06/3,761.16
  6. Step 6: Final answer
    x = 2,354.47

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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.