Home / 2,926.59-4,390.31-1,077.55

Finding the Fourth Proportional to 2,926.59, 4,390.31 and 1,077.55

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Solution

The fourth proportional to 2,926.59, 4,390.31 and 1,077.55 is: 1,616.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.59 : 4,390.31 = 1,077.55 : x
  2. Step 2: Convert to fraction form
    2,926.59/4,390.31 = 1,077.55/x
  3. Step 3: Cross multiply
    2,926.59x = 4,390.31 × 1,077.55
  4. Step 4: Simplify right side
    2,926.59x = 4,730,778.54
  5. Step 5: Solve for x
    x = 4,730,778.54/2,926.59
  6. Step 6: Final answer
    x = 1,616.48

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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.