Home / 8,820.89-12,173.01-5,044.40

Finding the Fourth Proportional to 8,820.89, 12,173.01 and 5,044.40

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Solution

The fourth proportional to 8,820.89, 12,173.01 and 5,044.40 is: 6,961.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.89 : 12,173.01 = 5,044.40 : x
  2. Step 2: Convert to fraction form
    8,820.89/12,173.01 = 5,044.40/x
  3. Step 3: Cross multiply
    8,820.89x = 12,173.01 × 5,044.40
  4. Step 4: Simplify right side
    8,820.89x = 61,405,531.64
  5. Step 5: Solve for x
    x = 61,405,531.64/8,820.89
  6. Step 6: Final answer
    x = 6,961.38

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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.