Home / 4,585.12-6,876.57-2,117.57

Finding the Fourth Proportional to 4,585.12, 6,876.57 and 2,117.57

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Solution

The fourth proportional to 4,585.12, 6,876.57 and 2,117.57 is: 3,175.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.12 : 6,876.57 = 2,117.57 : x
  2. Step 2: Convert to fraction form
    4,585.12/6,876.57 = 2,117.57/x
  3. Step 3: Cross multiply
    4,585.12x = 6,876.57 × 2,117.57
  4. Step 4: Simplify right side
    4,585.12x = 14,561,583.95
  5. Step 5: Solve for x
    x = 14,561,583.95/4,585.12
  6. Step 6: Final answer
    x = 3,175.84

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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.