Home / 3,560.65-4,913.63-2,163.85

Finding the Fourth Proportional to 3,560.65, 4,913.63 and 2,163.85

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Solution

The fourth proportional to 3,560.65, 4,913.63 and 2,163.85 is: 2,986.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.65 : 4,913.63 = 2,163.85 : x
  2. Step 2: Convert to fraction form
    3,560.65/4,913.63 = 2,163.85/x
  3. Step 3: Cross multiply
    3,560.65x = 4,913.63 × 2,163.85
  4. Step 4: Simplify right side
    3,560.65x = 10,632,347.46
  5. Step 5: Solve for x
    x = 10,632,347.46/3,560.65
  6. Step 6: Final answer
    x = 2,986.07

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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.