Home / 7,106.49-10,659.63-2,176.11

Finding the Fourth Proportional to 7,106.49, 10,659.63 and 2,176.11

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Solution

The fourth proportional to 7,106.49, 10,659.63 and 2,176.11 is: 3,264.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.49 : 10,659.63 = 2,176.11 : x
  2. Step 2: Convert to fraction form
    7,106.49/10,659.63 = 2,176.11/x
  3. Step 3: Cross multiply
    7,106.49x = 10,659.63 × 2,176.11
  4. Step 4: Simplify right side
    7,106.49x = 23,196,527.44
  5. Step 5: Solve for x
    x = 23,196,527.44/7,106.49
  6. Step 6: Final answer
    x = 3,264.13

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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.