Home / 3,023.60-4,160.76-2,675.12

Finding the Fourth Proportional to 3,023.60, 4,160.76 and 2,675.12

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Solution

The fourth proportional to 3,023.60, 4,160.76 and 2,675.12 is: 3,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.60 : 4,160.76 = 2,675.12 : x
  2. Step 2: Convert to fraction form
    3,023.60/4,160.76 = 2,675.12/x
  3. Step 3: Cross multiply
    3,023.60x = 4,160.76 × 2,675.12
  4. Step 4: Simplify right side
    3,023.60x = 11,130,532.29
  5. Step 5: Solve for x
    x = 11,130,532.29/3,023.60
  6. Step 6: Final answer
    x = 3,681.22

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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.