Home / 3,923.29-5,886.28-2,460.70

Finding the Fourth Proportional to 3,923.29, 5,886.28 and 2,460.70

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Solution

The fourth proportional to 3,923.29, 5,886.28 and 2,460.70 is: 3,691.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.29 : 5,886.28 = 2,460.70 : x
  2. Step 2: Convert to fraction form
    3,923.29/5,886.28 = 2,460.70/x
  3. Step 3: Cross multiply
    3,923.29x = 5,886.28 × 2,460.70
  4. Step 4: Simplify right side
    3,923.29x = 14,484,339.76
  5. Step 5: Solve for x
    x = 14,484,339.76/3,923.29
  6. Step 6: Final answer
    x = 3,691.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.