Home / 2,676.39-3,685.29-2,373.28

Finding the Fourth Proportional to 2,676.39, 3,685.29 and 2,373.28

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Solution

The fourth proportional to 2,676.39, 3,685.29 and 2,373.28 is: 3,267.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.39 : 3,685.29 = 2,373.28 : x
  2. Step 2: Convert to fraction form
    2,676.39/3,685.29 = 2,373.28/x
  3. Step 3: Cross multiply
    2,676.39x = 3,685.29 × 2,373.28
  4. Step 4: Simplify right side
    2,676.39x = 8,746,225.05
  5. Step 5: Solve for x
    x = 8,746,225.05/2,676.39
  6. Step 6: Final answer
    x = 3,267.92

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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.