Home / 2,050.13-2,829.20-1,118.63

Finding the Fourth Proportional to 2,050.13, 2,829.20 and 1,118.63

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Solution

The fourth proportional to 2,050.13, 2,829.20 and 1,118.63 is: 1,543.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050.13 : 2,829.20 = 1,118.63 : x
  2. Step 2: Convert to fraction form
    2,050.13/2,829.20 = 1,118.63/x
  3. Step 3: Cross multiply
    2,050.13x = 2,829.20 × 1,118.63
  4. Step 4: Simplify right side
    2,050.13x = 3,164,808.26
  5. Step 5: Solve for x
    x = 3,164,808.26/2,050.13
  6. Step 6: Final answer
    x = 1,543.71

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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.