Home / 5,693.16-7,856.62-3,175.50

Finding the Fourth Proportional to 5,693.16, 7,856.62 and 3,175.50

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Solution

The fourth proportional to 5,693.16, 7,856.62 and 3,175.50 is: 4,382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.16 : 7,856.62 = 3,175.50 : x
  2. Step 2: Convert to fraction form
    5,693.16/7,856.62 = 3,175.50/x
  3. Step 3: Cross multiply
    5,693.16x = 7,856.62 × 3,175.50
  4. Step 4: Simplify right side
    5,693.16x = 24,948,696.81
  5. Step 5: Solve for x
    x = 24,948,696.81/5,693.16
  6. Step 6: Final answer
    x = 4,382.22

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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.