Home / 3,386.10-5,079.16-2,223.45

Finding the Fourth Proportional to 3,386.10, 5,079.16 and 2,223.45

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Solution

The fourth proportional to 3,386.10, 5,079.16 and 2,223.45 is: 3,335.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.10 : 5,079.16 = 2,223.45 : x
  2. Step 2: Convert to fraction form
    3,386.10/5,079.16 = 2,223.45/x
  3. Step 3: Cross multiply
    3,386.10x = 5,079.16 × 2,223.45
  4. Step 4: Simplify right side
    3,386.10x = 11,293,248.57
  5. Step 5: Solve for x
    x = 11,293,248.57/3,386.10
  6. Step 6: Final answer
    x = 3,335.18

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Similar ratio
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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.