Home / 9,261.10-12,772.28-6,433.19

Finding the Fourth Proportional to 9,261.10, 12,772.28 and 6,433.19

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Solution

The fourth proportional to 9,261.10, 12,772.28 and 6,433.19 is: 8,872.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.10 : 12,772.28 = 6,433.19 : x
  2. Step 2: Convert to fraction form
    9,261.10/12,772.28 = 6,433.19/x
  3. Step 3: Cross multiply
    9,261.10x = 12,772.28 × 6,433.19
  4. Step 4: Simplify right side
    9,261.10x = 82,166,504.09
  5. Step 5: Solve for x
    x = 82,166,504.09/9,261.10
  6. Step 6: Final answer
    x = 8,872.22

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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.