Home / 8,807.28-13,210.23-3,258.03

Finding the Fourth Proportional to 8,807.28, 13,210.23 and 3,258.03

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Solution

The fourth proportional to 8,807.28, 13,210.23 and 3,258.03 is: 4,886.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.28 : 13,210.23 = 3,258.03 : x
  2. Step 2: Convert to fraction form
    8,807.28/13,210.23 = 3,258.03/x
  3. Step 3: Cross multiply
    8,807.28x = 13,210.23 × 3,258.03
  4. Step 4: Simplify right side
    8,807.28x = 43,039,325.65
  5. Step 5: Solve for x
    x = 43,039,325.65/8,807.28
  6. Step 6: Final answer
    x = 4,886.79

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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.