Home / 11,359.74-15,676.56-6,323.70

Finding the Fourth Proportional to 11,359.74, 15,676.56 and 6,323.70

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Solution

The fourth proportional to 11,359.74, 15,676.56 and 6,323.70 is: 8,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.74 : 15,676.56 = 6,323.70 : x
  2. Step 2: Convert to fraction form
    11,359.74/15,676.56 = 6,323.70/x
  3. Step 3: Cross multiply
    11,359.74x = 15,676.56 × 6,323.70
  4. Step 4: Simplify right side
    11,359.74x = 99,133,862.47
  5. Step 5: Solve for x
    x = 99,133,862.47/11,359.74
  6. Step 6: Final answer
    x = 8,726.77

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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.