Home / 2,841.60-4,263.46-1,281.14

Finding the Fourth Proportional to 2,841.60, 4,263.46 and 1,281.14

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Solution

The fourth proportional to 2,841.60, 4,263.46 and 1,281.14 is: 1,922.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.60 : 4,263.46 = 1,281.14 : x
  2. Step 2: Convert to fraction form
    2,841.60/4,263.46 = 1,281.14/x
  3. Step 3: Cross multiply
    2,841.60x = 4,263.46 × 1,281.14
  4. Step 4: Simplify right side
    2,841.60x = 5,462,064.62
  5. Step 5: Solve for x
    x = 5,462,064.62/2,841.60
  6. Step 6: Final answer
    x = 1,922.18

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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.