Home / 9,818.16-13,553.01-6,676.26

Finding the Fourth Proportional to 9,818.16, 13,553.01 and 6,676.26

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Solution

The fourth proportional to 9,818.16, 13,553.01 and 6,676.26 is: 9,215.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.16 : 13,553.01 = 6,676.26 : x
  2. Step 2: Convert to fraction form
    9,818.16/13,553.01 = 6,676.26/x
  3. Step 3: Cross multiply
    9,818.16x = 13,553.01 × 6,676.26
  4. Step 4: Simplify right side
    9,818.16x = 90,483,418.54
  5. Step 5: Solve for x
    x = 90,483,418.54/9,818.16
  6. Step 6: Final answer
    x = 9,215.92

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1.5x scale

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.