Home / 10,877.48-16,323.51-6,984.62

Finding the Fourth Proportional to 10,877.48, 16,323.51 and 6,984.62

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Solution

The fourth proportional to 10,877.48, 16,323.51 and 6,984.62 is: 10,481.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.48 : 16,323.51 = 6,984.62 : x
  2. Step 2: Convert to fraction form
    10,877.48/16,323.51 = 6,984.62/x
  3. Step 3: Cross multiply
    10,877.48x = 16,323.51 × 6,984.62
  4. Step 4: Simplify right side
    10,877.48x = 114,013,514.42
  5. Step 5: Solve for x
    x = 114,013,514.42/10,877.48
  6. Step 6: Final answer
    x = 10,481.61

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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.