Home / 1,649.02-2,463.87-1,591.64

Finding the Fourth Proportional to 1,649.02, 2,463.87 and 1,591.64

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Solution

The fourth proportional to 1,649.02, 2,463.87 and 1,591.64 is: 2,378.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649.02 : 2,463.87 = 1,591.64 : x
  2. Step 2: Convert to fraction form
    1,649.02/2,463.87 = 1,591.64/x
  3. Step 3: Cross multiply
    1,649.02x = 2,463.87 × 1,591.64
  4. Step 4: Simplify right side
    1,649.02x = 3,921,594.05
  5. Step 5: Solve for x
    x = 3,921,594.05/1,649.02
  6. Step 6: Final answer
    x = 2,378.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.