Home / 4,389.77-6,581.08-1,922.71

Finding the Fourth Proportional to 4,389.77, 6,581.08 and 1,922.71

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Solution

The fourth proportional to 4,389.77, 6,581.08 and 1,922.71 is: 2,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.77 : 6,581.08 = 1,922.71 : x
  2. Step 2: Convert to fraction form
    4,389.77/6,581.08 = 1,922.71/x
  3. Step 3: Cross multiply
    4,389.77x = 6,581.08 × 1,922.71
  4. Step 4: Simplify right side
    4,389.77x = 12,653,508.33
  5. Step 5: Solve for x
    x = 12,653,508.33/4,389.77
  6. Step 6: Final answer
    x = 2,882.50

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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.