Home / 4,425.28-6,637.92-1,505.68

Finding the Fourth Proportional to 4,425.28, 6,637.92 and 1,505.68

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Solution

The fourth proportional to 4,425.28, 6,637.92 and 1,505.68 is: 2,258.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.28 : 6,637.92 = 1,505.68 : x
  2. Step 2: Convert to fraction form
    4,425.28/6,637.92 = 1,505.68/x
  3. Step 3: Cross multiply
    4,425.28x = 6,637.92 × 1,505.68
  4. Step 4: Simplify right side
    4,425.28x = 9,994,583.39
  5. Step 5: Solve for x
    x = 9,994,583.39/4,425.28
  6. Step 6: Final answer
    x = 2,258.52

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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.