Home / 5,077.98-7,611.77-2,882.07

Finding the Fourth Proportional to 5,077.98, 7,611.77 and 2,882.07

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Solution

The fourth proportional to 5,077.98, 7,611.77 and 2,882.07 is: 4,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.98 : 7,611.77 = 2,882.07 : x
  2. Step 2: Convert to fraction form
    5,077.98/7,611.77 = 2,882.07/x
  3. Step 3: Cross multiply
    5,077.98x = 7,611.77 × 2,882.07
  4. Step 4: Simplify right side
    5,077.98x = 21,937,661.17
  5. Step 5: Solve for x
    x = 21,937,661.17/5,077.98
  6. Step 6: Final answer
    x = 4,320.16

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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.