Home / 3,900.12-5,851.56-2,437.56

Finding the Fourth Proportional to 3,900.12, 5,851.56 and 2,437.56

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Solution

The fourth proportional to 3,900.12, 5,851.56 and 2,437.56 is: 3,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.12 : 5,851.56 = 2,437.56 : x
  2. Step 2: Convert to fraction form
    3,900.12/5,851.56 = 2,437.56/x
  3. Step 3: Cross multiply
    3,900.12x = 5,851.56 × 2,437.56
  4. Step 4: Simplify right side
    3,900.12x = 14,263,528.59
  5. Step 5: Solve for x
    x = 14,263,528.59/3,900.12
  6. Step 6: Final answer
    x = 3,657.20

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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.