Home / 4,180.85-5,769.63-2,292.40

Finding the Fourth Proportional to 4,180.85, 5,769.63 and 2,292.40

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Solution

The fourth proportional to 4,180.85, 5,769.63 and 2,292.40 is: 3,163.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.85 : 5,769.63 = 2,292.40 : x
  2. Step 2: Convert to fraction form
    4,180.85/5,769.63 = 2,292.40/x
  3. Step 3: Cross multiply
    4,180.85x = 5,769.63 × 2,292.40
  4. Step 4: Simplify right side
    4,180.85x = 13,226,307.02
  5. Step 5: Solve for x
    x = 13,226,307.02/4,180.85
  6. Step 6: Final answer
    x = 3,163.55

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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.