Home / 7,314.38-10,093.85-3,957.18

Finding the Fourth Proportional to 7,314.38, 10,093.85 and 3,957.18

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Solution

The fourth proportional to 7,314.38, 10,093.85 and 3,957.18 is: 5,460.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,314.38 : 10,093.85 = 3,957.18 : x
  2. Step 2: Convert to fraction form
    7,314.38/10,093.85 = 3,957.18/x
  3. Step 3: Cross multiply
    7,314.38x = 10,093.85 × 3,957.18
  4. Step 4: Simplify right side
    7,314.38x = 39,943,181.34
  5. Step 5: Solve for x
    x = 39,943,181.34/7,314.38
  6. Step 6: Final answer
    x = 5,460.91

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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.