Home / 6,901.78-10,398.77-6,244.48

Finding the Fourth Proportional to 6,901.78, 10,398.77 and 6,244.48

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Solution

The fourth proportional to 6,901.78, 10,398.77 and 6,244.48 is: 9,408.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.78 : 10,398.77 = 6,244.48 : x
  2. Step 2: Convert to fraction form
    6,901.78/10,398.77 = 6,244.48/x
  3. Step 3: Cross multiply
    6,901.78x = 10,398.77 × 6,244.48
  4. Step 4: Simplify right side
    6,901.78x = 64,934,911.29
  5. Step 5: Solve for x
    x = 64,934,911.29/6,901.78
  6. Step 6: Final answer
    x = 9,408.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.