Home / 10,478.49-14,456.21-5,999.83

Finding the Fourth Proportional to 10,478.49, 14,456.21 and 5,999.83

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Solution

The fourth proportional to 10,478.49, 14,456.21 and 5,999.83 is: 8,277.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,478.49 : 14,456.21 = 5,999.83 : x
  2. Step 2: Convert to fraction form
    10,478.49/14,456.21 = 5,999.83/x
  3. Step 3: Cross multiply
    10,478.49x = 14,456.21 × 5,999.83
  4. Step 4: Simplify right side
    10,478.49x = 86,734,758.80
  5. Step 5: Solve for x
    x = 86,734,758.80/10,478.49
  6. Step 6: Final answer
    x = 8,277.41

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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.