Home / 7,833.06-10,809.68-4,248.09

Finding the Fourth Proportional to 7,833.06, 10,809.68 and 4,248.09

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Solution

The fourth proportional to 7,833.06, 10,809.68 and 4,248.09 is: 5,862.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.06 : 10,809.68 = 4,248.09 : x
  2. Step 2: Convert to fraction form
    7,833.06/10,809.68 = 4,248.09/x
  3. Step 3: Cross multiply
    7,833.06x = 10,809.68 × 4,248.09
  4. Step 4: Simplify right side
    7,833.06x = 45,920,472.27
  5. Step 5: Solve for x
    x = 45,920,472.27/7,833.06
  6. Step 6: Final answer
    x = 5,862.39

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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.