Home / 3,343.76-4,615.16-3,187.52

Finding the Fourth Proportional to 3,343.76, 4,615.16 and 3,187.52

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Solution

The fourth proportional to 3,343.76, 4,615.16 and 3,187.52 is: 4,399.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.76 : 4,615.16 = 3,187.52 : x
  2. Step 2: Convert to fraction form
    3,343.76/4,615.16 = 3,187.52/x
  3. Step 3: Cross multiply
    3,343.76x = 4,615.16 × 3,187.52
  4. Step 4: Simplify right side
    3,343.76x = 14,710,914.80
  5. Step 5: Solve for x
    x = 14,710,914.80/3,343.76
  6. Step 6: Final answer
    x = 4,399.51

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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.