Home / 3,375.07-4,657.70-1,883.15

Finding the Fourth Proportional to 3,375.07, 4,657.70 and 1,883.15

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Solution

The fourth proportional to 3,375.07, 4,657.70 and 1,883.15 is: 2,598.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.07 : 4,657.70 = 1,883.15 : x
  2. Step 2: Convert to fraction form
    3,375.07/4,657.70 = 1,883.15/x
  3. Step 3: Cross multiply
    3,375.07x = 4,657.70 × 1,883.15
  4. Step 4: Simplify right side
    3,375.07x = 8,771,146.64
  5. Step 5: Solve for x
    x = 8,771,146.64/3,375.07
  6. Step 6: Final answer
    x = 2,598.81

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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.