Home / 4,423.87-6,632.02-2,113.75

Finding the Fourth Proportional to 4,423.87, 6,632.02 and 2,113.75

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Solution

The fourth proportional to 4,423.87, 6,632.02 and 2,113.75 is: 3,168.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.87 : 6,632.02 = 2,113.75 : x
  2. Step 2: Convert to fraction form
    4,423.87/6,632.02 = 2,113.75/x
  3. Step 3: Cross multiply
    4,423.87x = 6,632.02 × 2,113.75
  4. Step 4: Simplify right side
    4,423.87x = 14,018,432.28
  5. Step 5: Solve for x
    x = 14,018,432.28/4,423.87
  6. Step 6: Final answer
    x = 3,168.82

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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.