Home / 5,276.20-7,918.18-2,502.86

Finding the Fourth Proportional to 5,276.20, 7,918.18 and 2,502.86

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Solution

The fourth proportional to 5,276.20, 7,918.18 and 2,502.86 is: 3,756.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.20 : 7,918.18 = 2,502.86 : x
  2. Step 2: Convert to fraction form
    5,276.20/7,918.18 = 2,502.86/x
  3. Step 3: Cross multiply
    5,276.20x = 7,918.18 × 2,502.86
  4. Step 4: Simplify right side
    5,276.20x = 19,818,095.99
  5. Step 5: Solve for x
    x = 19,818,095.99/5,276.20
  6. Step 6: Final answer
    x = 3,756.13

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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.