Home / 5,332.77-7,999.12-2,868.75

Finding the Fourth Proportional to 5,332.77, 7,999.12 and 2,868.75

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Solution

The fourth proportional to 5,332.77, 7,999.12 and 2,868.75 is: 4,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.77 : 7,999.12 = 2,868.75 : x
  2. Step 2: Convert to fraction form
    5,332.77/7,999.12 = 2,868.75/x
  3. Step 3: Cross multiply
    5,332.77x = 7,999.12 × 2,868.75
  4. Step 4: Simplify right side
    5,332.77x = 22,947,479.09
  5. Step 5: Solve for x
    x = 22,947,479.09/5,332.77
  6. Step 6: Final answer
    x = 4,303.11

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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.