Home / 3,073.60-4,242.02-1,748.08

Finding the Fourth Proportional to 3,073.60, 4,242.02 and 1,748.08

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Solution

The fourth proportional to 3,073.60, 4,242.02 and 1,748.08 is: 2,412.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.60 : 4,242.02 = 1,748.08 : x
  2. Step 2: Convert to fraction form
    3,073.60/4,242.02 = 1,748.08/x
  3. Step 3: Cross multiply
    3,073.60x = 4,242.02 × 1,748.08
  4. Step 4: Simplify right side
    3,073.60x = 7,415,396.72
  5. Step 5: Solve for x
    x = 7,415,396.72/3,073.60
  6. Step 6: Final answer
    x = 2,412.61

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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.