Home / 2,691.02-4,030.36-2,253.62

Finding the Fourth Proportional to 2,691.02, 4,030.36 and 2,253.62

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Solution

The fourth proportional to 2,691.02, 4,030.36 and 2,253.62 is: 3,375.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691.02 : 4,030.36 = 2,253.62 : x
  2. Step 2: Convert to fraction form
    2,691.02/4,030.36 = 2,253.62/x
  3. Step 3: Cross multiply
    2,691.02x = 4,030.36 × 2,253.62
  4. Step 4: Simplify right side
    2,691.02x = 9,082,904.35
  5. Step 5: Solve for x
    x = 9,082,904.35/2,691.02
  6. Step 6: Final answer
    x = 3,375.26

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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.