Home / 7,939.26-10,956.16-4,403

Finding the Fourth Proportional to 7,939.26, 10,956.16 and 4,403

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Solution

The fourth proportional to 7,939.26, 10,956.16 and 4,403 is: 6,076.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.26 : 10,956.16 = 4,403 : x
  2. Step 2: Convert to fraction form
    7,939.26/10,956.16 = 4,403/x
  3. Step 3: Cross multiply
    7,939.26x = 10,956.16 × 4,403
  4. Step 4: Simplify right side
    7,939.26x = 48,239,972.48
  5. Step 5: Solve for x
    x = 48,239,972.48/7,939.26
  6. Step 6: Final answer
    x = 6,076.13

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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.