Home / 6,864.88-10,298.54-2,488.45

Finding the Fourth Proportional to 6,864.88, 10,298.54 and 2,488.45

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Solution

The fourth proportional to 6,864.88, 10,298.54 and 2,488.45 is: 3,733.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.88 : 10,298.54 = 2,488.45 : x
  2. Step 2: Convert to fraction form
    6,864.88/10,298.54 = 2,488.45/x
  3. Step 3: Cross multiply
    6,864.88x = 10,298.54 × 2,488.45
  4. Step 4: Simplify right side
    6,864.88x = 25,627,401.86
  5. Step 5: Solve for x
    x = 25,627,401.86/6,864.88
  6. Step 6: Final answer
    x = 3,733.12

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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.