Home / 4,388.78-6,575.72-2,653.76

Finding the Fourth Proportional to 4,388.78, 6,575.72 and 2,653.76

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Solution

The fourth proportional to 4,388.78, 6,575.72 and 2,653.76 is: 3,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.78 : 6,575.72 = 2,653.76 : x
  2. Step 2: Convert to fraction form
    4,388.78/6,575.72 = 2,653.76/x
  3. Step 3: Cross multiply
    4,388.78x = 6,575.72 × 2,653.76
  4. Step 4: Simplify right side
    4,388.78x = 17,450,382.71
  5. Step 5: Solve for x
    x = 17,450,382.71/4,388.78
  6. Step 6: Final answer
    x = 3,976.14

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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.