Home / 9,106.81-13,660.17-2,867.35

Finding the Fourth Proportional to 9,106.81, 13,660.17 and 2,867.35

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Solution

The fourth proportional to 9,106.81, 13,660.17 and 2,867.35 is: 4,301.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.81 : 13,660.17 = 2,867.35 : x
  2. Step 2: Convert to fraction form
    9,106.81/13,660.17 = 2,867.35/x
  3. Step 3: Cross multiply
    9,106.81x = 13,660.17 × 2,867.35
  4. Step 4: Simplify right side
    9,106.81x = 39,168,488.45
  5. Step 5: Solve for x
    x = 39,168,488.45/9,106.81
  6. Step 6: Final answer
    x = 4,301.01

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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.