Home / 4,378.70-6,043.20-2,610.20

Finding the Fourth Proportional to 4,378.70, 6,043.20 and 2,610.20

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Solution

The fourth proportional to 4,378.70, 6,043.20 and 2,610.20 is: 3,602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.70 : 6,043.20 = 2,610.20 : x
  2. Step 2: Convert to fraction form
    4,378.70/6,043.20 = 2,610.20/x
  3. Step 3: Cross multiply
    4,378.70x = 6,043.20 × 2,610.20
  4. Step 4: Simplify right side
    4,378.70x = 15,773,960.64
  5. Step 5: Solve for x
    x = 15,773,960.64/4,378.70
  6. Step 6: Final answer
    x = 3,602.43

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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.