Home / 10,328.54-14,253.15-5,790.92

Finding the Fourth Proportional to 10,328.54, 14,253.15 and 5,790.92

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Solution

The fourth proportional to 10,328.54, 14,253.15 and 5,790.92 is: 7,991.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.54 : 14,253.15 = 5,790.92 : x
  2. Step 2: Convert to fraction form
    10,328.54/14,253.15 = 5,790.92/x
  3. Step 3: Cross multiply
    10,328.54x = 14,253.15 × 5,790.92
  4. Step 4: Simplify right side
    10,328.54x = 82,538,822.44
  5. Step 5: Solve for x
    x = 82,538,822.44/10,328.54
  6. Step 6: Final answer
    x = 7,991.33

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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.