Home / 4,314.15-6,456.36-2,647.17

Finding the Fourth Proportional to 4,314.15, 6,456.36 and 2,647.17

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Solution

The fourth proportional to 4,314.15, 6,456.36 and 2,647.17 is: 3,961.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,314.15 : 6,456.36 = 2,647.17 : x
  2. Step 2: Convert to fraction form
    4,314.15/6,456.36 = 2,647.17/x
  3. Step 3: Cross multiply
    4,314.15x = 6,456.36 × 2,647.17
  4. Step 4: Simplify right side
    4,314.15x = 17,091,082.50
  5. Step 5: Solve for x
    x = 17,091,082.50/4,314.15
  6. Step 6: Final answer
    x = 3,961.63

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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.