Home / 3,465.60-4,781.14-1,952.80

Finding the Fourth Proportional to 3,465.60, 4,781.14 and 1,952.80

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Solution

The fourth proportional to 3,465.60, 4,781.14 and 1,952.80 is: 2,694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.60 : 4,781.14 = 1,952.80 : x
  2. Step 2: Convert to fraction form
    3,465.60/4,781.14 = 1,952.80/x
  3. Step 3: Cross multiply
    3,465.60x = 4,781.14 × 1,952.80
  4. Step 4: Simplify right side
    3,465.60x = 9,336,610.19
  5. Step 5: Solve for x
    x = 9,336,610.19/3,465.60
  6. Step 6: Final answer
    x = 2,694.08

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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.