Home / 8,840.05-13,258.45-3,574.78

Finding the Fourth Proportional to 8,840.05, 13,258.45 and 3,574.78

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Solution

The fourth proportional to 8,840.05, 13,258.45 and 3,574.78 is: 5,361.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.05 : 13,258.45 = 3,574.78 : x
  2. Step 2: Convert to fraction form
    8,840.05/13,258.45 = 3,574.78/x
  3. Step 3: Cross multiply
    8,840.05x = 13,258.45 × 3,574.78
  4. Step 4: Simplify right side
    8,840.05x = 47,396,041.89
  5. Step 5: Solve for x
    x = 47,396,041.89/8,840.05
  6. Step 6: Final answer
    x = 5,361.51

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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.