Home / 4,237.56-6,346.26-2,478.15

Finding the Fourth Proportional to 4,237.56, 6,346.26 and 2,478.15

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Solution

The fourth proportional to 4,237.56, 6,346.26 and 2,478.15 is: 3,711.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.56 : 6,346.26 = 2,478.15 : x
  2. Step 2: Convert to fraction form
    4,237.56/6,346.26 = 2,478.15/x
  3. Step 3: Cross multiply
    4,237.56x = 6,346.26 × 2,478.15
  4. Step 4: Simplify right side
    4,237.56x = 15,726,984.22
  5. Step 5: Solve for x
    x = 15,726,984.22/4,237.56
  6. Step 6: Final answer
    x = 3,711.33

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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.