Home / 2,679.64-3,697.26-1,500.52

Finding the Fourth Proportional to 2,679.64, 3,697.26 and 1,500.52

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Solution

The fourth proportional to 2,679.64, 3,697.26 and 1,500.52 is: 2,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679.64 : 3,697.26 = 1,500.52 : x
  2. Step 2: Convert to fraction form
    2,679.64/3,697.26 = 1,500.52/x
  3. Step 3: Cross multiply
    2,679.64x = 3,697.26 × 1,500.52
  4. Step 4: Simplify right side
    2,679.64x = 5,547,812.58
  5. Step 5: Solve for x
    x = 5,547,812.58/2,679.64
  6. Step 6: Final answer
    x = 2,070.36

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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.