Home / 3,159.67-4,360.32-1,834.15

Finding the Fourth Proportional to 3,159.67, 4,360.32 and 1,834.15

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Solution

The fourth proportional to 3,159.67, 4,360.32 and 1,834.15 is: 2,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.67 : 4,360.32 = 1,834.15 : x
  2. Step 2: Convert to fraction form
    3,159.67/4,360.32 = 1,834.15/x
  3. Step 3: Cross multiply
    3,159.67x = 4,360.32 × 1,834.15
  4. Step 4: Simplify right side
    3,159.67x = 7,997,480.93
  5. Step 5: Solve for x
    x = 7,997,480.93/3,159.67
  6. Step 6: Final answer
    x = 2,531.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.