Home / 5,693.29-7,856.85-3,175.45

Finding the Fourth Proportional to 5,693.29, 7,856.85 and 3,175.45

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Solution

The fourth proportional to 5,693.29, 7,856.85 and 3,175.45 is: 4,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.29 : 7,856.85 = 3,175.45 : x
  2. Step 2: Convert to fraction form
    5,693.29/7,856.85 = 3,175.45/x
  3. Step 3: Cross multiply
    5,693.29x = 7,856.85 × 3,175.45
  4. Step 4: Simplify right side
    5,693.29x = 24,949,034.33
  5. Step 5: Solve for x
    x = 24,949,034.33/5,693.29
  6. Step 6: Final answer
    x = 4,382.18

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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.