Home / 4,068.79-5,614.66-2,275.96

Finding the Fourth Proportional to 4,068.79, 5,614.66 and 2,275.96

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Solution

The fourth proportional to 4,068.79, 5,614.66 and 2,275.96 is: 3,140.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.79 : 5,614.66 = 2,275.96 : x
  2. Step 2: Convert to fraction form
    4,068.79/5,614.66 = 2,275.96/x
  3. Step 3: Cross multiply
    4,068.79x = 5,614.66 × 2,275.96
  4. Step 4: Simplify right side
    4,068.79x = 12,778,733.23
  5. Step 5: Solve for x
    x = 12,778,733.23/4,068.79
  6. Step 6: Final answer
    x = 3,140.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.