Home / 5,325.73-7,988.79-2,039.15

Finding the Fourth Proportional to 5,325.73, 7,988.79 and 2,039.15

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Solution

The fourth proportional to 5,325.73, 7,988.79 and 2,039.15 is: 3,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.73 : 7,988.79 = 2,039.15 : x
  2. Step 2: Convert to fraction form
    5,325.73/7,988.79 = 2,039.15/x
  3. Step 3: Cross multiply
    5,325.73x = 7,988.79 × 2,039.15
  4. Step 4: Simplify right side
    5,325.73x = 16,290,341.13
  5. Step 5: Solve for x
    x = 16,290,341.13/5,325.73
  6. Step 6: Final answer
    x = 3,058.80

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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.