Home / 2,962.38-4,088.57-2,253.08

Finding the Fourth Proportional to 2,962.38, 4,088.57 and 2,253.08

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Solution

The fourth proportional to 2,962.38, 4,088.57 and 2,253.08 is: 3,109.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.38 : 4,088.57 = 2,253.08 : x
  2. Step 2: Convert to fraction form
    2,962.38/4,088.57 = 2,253.08/x
  3. Step 3: Cross multiply
    2,962.38x = 4,088.57 × 2,253.08
  4. Step 4: Simplify right side
    2,962.38x = 9,211,874.25
  5. Step 5: Solve for x
    x = 9,211,874.25/2,962.38
  6. Step 6: Final answer
    x = 3,109.62

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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.