Home / 2,742.08-3,784.05-1,483.13

Finding the Fourth Proportional to 2,742.08, 3,784.05 and 1,483.13

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Solution

The fourth proportional to 2,742.08, 3,784.05 and 1,483.13 is: 2,046.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.08 : 3,784.05 = 1,483.13 : x
  2. Step 2: Convert to fraction form
    2,742.08/3,784.05 = 1,483.13/x
  3. Step 3: Cross multiply
    2,742.08x = 3,784.05 × 1,483.13
  4. Step 4: Simplify right side
    2,742.08x = 5,612,219.16
  5. Step 5: Solve for x
    x = 5,612,219.16/2,742.08
  6. Step 6: Final answer
    x = 2,046.71

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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.