Home / 5,377.77-8,063.50-2,087.01

Finding the Fourth Proportional to 5,377.77, 8,063.50 and 2,087.01

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Solution

The fourth proportional to 5,377.77, 8,063.50 and 2,087.01 is: 3,129.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.77 : 8,063.50 = 2,087.01 : x
  2. Step 2: Convert to fraction form
    5,377.77/8,063.50 = 2,087.01/x
  3. Step 3: Cross multiply
    5,377.77x = 8,063.50 × 2,087.01
  4. Step 4: Simplify right side
    5,377.77x = 16,828,605.14
  5. Step 5: Solve for x
    x = 16,828,605.14/5,377.77
  6. Step 6: Final answer
    x = 3,129.29

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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.