Home / 4,881.31-6,740.10-4,508.15

Finding the Fourth Proportional to 4,881.31, 6,740.10 and 4,508.15

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Solution

The fourth proportional to 4,881.31, 6,740.10 and 4,508.15 is: 6,224.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.31 : 6,740.10 = 4,508.15 : x
  2. Step 2: Convert to fraction form
    4,881.31/6,740.10 = 4,508.15/x
  3. Step 3: Cross multiply
    4,881.31x = 6,740.10 × 4,508.15
  4. Step 4: Simplify right side
    4,881.31x = 30,385,348.11
  5. Step 5: Solve for x
    x = 30,385,348.11/4,881.31
  6. Step 6: Final answer
    x = 6,224.84

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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.