Home / 9,521.97-13,135.92-6,165.87

Finding the Fourth Proportional to 9,521.97, 13,135.92 and 6,165.87

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Solution

The fourth proportional to 9,521.97, 13,135.92 and 6,165.87 is: 8,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.97 : 13,135.92 = 6,165.87 : x
  2. Step 2: Convert to fraction form
    9,521.97/13,135.92 = 6,165.87/x
  3. Step 3: Cross multiply
    9,521.97x = 13,135.92 × 6,165.87
  4. Step 4: Simplify right side
    9,521.97x = 80,994,411.24
  5. Step 5: Solve for x
    x = 80,994,411.24/9,521.97
  6. Step 6: Final answer
    x = 8,506.05

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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.