Home / 7,926.88-10,939.34-4,569.83

Finding the Fourth Proportional to 7,926.88, 10,939.34 and 4,569.83

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Solution

The fourth proportional to 7,926.88, 10,939.34 and 4,569.83 is: 6,306.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.88 : 10,939.34 = 4,569.83 : x
  2. Step 2: Convert to fraction form
    7,926.88/10,939.34 = 4,569.83/x
  3. Step 3: Cross multiply
    7,926.88x = 10,939.34 × 4,569.83
  4. Step 4: Simplify right side
    7,926.88x = 49,990,901.26
  5. Step 5: Solve for x
    x = 49,990,901.26/7,926.88
  6. Step 6: Final answer
    x = 6,306.51

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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.