Home / 4,420.60-6,632.02-3,649.72

Finding the Fourth Proportional to 4,420.60, 6,632.02 and 3,649.72

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Solution

The fourth proportional to 4,420.60, 6,632.02 and 3,649.72 is: 5,475.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.60 : 6,632.02 = 3,649.72 : x
  2. Step 2: Convert to fraction form
    4,420.60/6,632.02 = 3,649.72/x
  3. Step 3: Cross multiply
    4,420.60x = 6,632.02 × 3,649.72
  4. Step 4: Simplify right side
    4,420.60x = 24,205,016.03
  5. Step 5: Solve for x
    x = 24,205,016.03/4,420.60
  6. Step 6: Final answer
    x = 5,475.50

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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.