Home / 2,050-2,829.02-1,118.52

Finding the Fourth Proportional to 2,050, 2,829.02 and 1,118.52

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Solution

The fourth proportional to 2,050, 2,829.02 and 1,118.52 is: 1,543.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050 : 2,829.02 = 1,118.52 : x
  2. Step 2: Convert to fraction form
    2,050/2,829.02 = 1,118.52/x
  3. Step 3: Cross multiply
    2,050x = 2,829.02 × 1,118.52
  4. Step 4: Simplify right side
    2,050x = 3,164,315.45
  5. Step 5: Solve for x
    x = 3,164,315.45/2,050
  6. Step 6: Final answer
    x = 1,543.57

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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.