Home / 10,854.06-16,280.37-6,498.54

Finding the Fourth Proportional to 10,854.06, 16,280.37 and 6,498.54

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Solution

The fourth proportional to 10,854.06, 16,280.37 and 6,498.54 is: 9,747.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,854.06 : 16,280.37 = 6,498.54 : x
  2. Step 2: Convert to fraction form
    10,854.06/16,280.37 = 6,498.54/x
  3. Step 3: Cross multiply
    10,854.06x = 16,280.37 × 6,498.54
  4. Step 4: Simplify right side
    10,854.06x = 105,798,635.66
  5. Step 5: Solve for x
    x = 105,798,635.66/10,854.06
  6. Step 6: Final answer
    x = 9,747.38

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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.