Home / 2,106.12-3,159.18-567.08

Finding the Fourth Proportional to 2,106.12, 3,159.18 and 567.08

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Solution

The fourth proportional to 2,106.12, 3,159.18 and 567.08 is: 850.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106.12 : 3,159.18 = 567.08 : x
  2. Step 2: Convert to fraction form
    2,106.12/3,159.18 = 567.08/x
  3. Step 3: Cross multiply
    2,106.12x = 3,159.18 × 567.08
  4. Step 4: Simplify right side
    2,106.12x = 1,791,507.79
  5. Step 5: Solve for x
    x = 1,791,507.79/2,106.12
  6. Step 6: Final answer
    x = 850.62

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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.