Home / 3,126.16-4,707.44-2,310.13

Finding the Fourth Proportional to 3,126.16, 4,707.44 and 2,310.13

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Solution

The fourth proportional to 3,126.16, 4,707.44 and 2,310.13 is: 3,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.16 : 4,707.44 = 2,310.13 : x
  2. Step 2: Convert to fraction form
    3,126.16/4,707.44 = 2,310.13/x
  3. Step 3: Cross multiply
    3,126.16x = 4,707.44 × 2,310.13
  4. Step 4: Simplify right side
    3,126.16x = 10,874,774.83
  5. Step 5: Solve for x
    x = 10,874,774.83/3,126.16
  6. Step 6: Final answer
    x = 3,478.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.