Home / 9,302.64-12,839.46-5,767.44

Finding the Fourth Proportional to 9,302.64, 12,839.46 and 5,767.44

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Solution

The fourth proportional to 9,302.64, 12,839.46 and 5,767.44 is: 7,960.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302.64 : 12,839.46 = 5,767.44 : x
  2. Step 2: Convert to fraction form
    9,302.64/12,839.46 = 5,767.44/x
  3. Step 3: Cross multiply
    9,302.64x = 12,839.46 × 5,767.44
  4. Step 4: Simplify right side
    9,302.64x = 74,050,815.18
  5. Step 5: Solve for x
    x = 74,050,815.18/9,302.64
  6. Step 6: Final answer
    x = 7,960.19

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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.