Home / 10,866.51-16,305.23-8,098.74

Finding the Fourth Proportional to 10,866.51, 16,305.23 and 8,098.74

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Solution

The fourth proportional to 10,866.51, 16,305.23 and 8,098.74 is: 12,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.51 : 16,305.23 = 8,098.74 : x
  2. Step 2: Convert to fraction form
    10,866.51/16,305.23 = 8,098.74/x
  3. Step 3: Cross multiply
    10,866.51x = 16,305.23 × 8,098.74
  4. Step 4: Simplify right side
    10,866.51x = 132,051,838.66
  5. Step 5: Solve for x
    x = 132,051,838.66/10,866.51
  6. Step 6: Final answer
    x = 12,152.18

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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.