Home / 3,375.15-4,657.85-1,883.07

Finding the Fourth Proportional to 3,375.15, 4,657.85 and 1,883.07

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Solution

The fourth proportional to 3,375.15, 4,657.85 and 1,883.07 is: 2,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.15 : 4,657.85 = 1,883.07 : x
  2. Step 2: Convert to fraction form
    3,375.15/4,657.85 = 1,883.07/x
  3. Step 3: Cross multiply
    3,375.15x = 4,657.85 × 1,883.07
  4. Step 4: Simplify right side
    3,375.15x = 8,771,034.31
  5. Step 5: Solve for x
    x = 8,771,034.31/3,375.15
  6. Step 6: Final answer
    x = 2,598.71

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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.