Home / 6,731.10-10,108.80-4,884.30

Finding the Fourth Proportional to 6,731.10, 10,108.80 and 4,884.30

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Solution

The fourth proportional to 6,731.10, 10,108.80 and 4,884.30 is: 7,335.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.10 : 10,108.80 = 4,884.30 : x
  2. Step 2: Convert to fraction form
    6,731.10/10,108.80 = 4,884.30/x
  3. Step 3: Cross multiply
    6,731.10x = 10,108.80 × 4,884.30
  4. Step 4: Simplify right side
    6,731.10x = 49,374,411.84
  5. Step 5: Solve for x
    x = 49,374,411.84/6,731.10
  6. Step 6: Final answer
    x = 7,335.27

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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.