Home / 3,291.95-4,543.02-1,799.79

Finding the Fourth Proportional to 3,291.95, 4,543.02 and 1,799.79

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Solution

The fourth proportional to 3,291.95, 4,543.02 and 1,799.79 is: 2,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.95 : 4,543.02 = 1,799.79 : x
  2. Step 2: Convert to fraction form
    3,291.95/4,543.02 = 1,799.79/x
  3. Step 3: Cross multiply
    3,291.95x = 4,543.02 × 1,799.79
  4. Step 4: Simplify right side
    3,291.95x = 8,176,464.93
  5. Step 5: Solve for x
    x = 8,176,464.93/3,291.95
  6. Step 6: Final answer
    x = 2,483.77

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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.