Home / 3,153.16-4,729.56-1,695.16

Finding the Fourth Proportional to 3,153.16, 4,729.56 and 1,695.16

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Solution

The fourth proportional to 3,153.16, 4,729.56 and 1,695.16 is: 2,542.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.16 : 4,729.56 = 1,695.16 : x
  2. Step 2: Convert to fraction form
    3,153.16/4,729.56 = 1,695.16/x
  3. Step 3: Cross multiply
    3,153.16x = 4,729.56 × 1,695.16
  4. Step 4: Simplify right side
    3,153.16x = 8,017,360.93
  5. Step 5: Solve for x
    x = 8,017,360.93/3,153.16
  6. Step 6: Final answer
    x = 2,542.64

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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.