Home / 2,649.04-3,655.09-1,601.08

Finding the Fourth Proportional to 2,649.04, 3,655.09 and 1,601.08

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Solution

The fourth proportional to 2,649.04, 3,655.09 and 1,601.08 is: 2,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649.04 : 3,655.09 = 1,601.08 : x
  2. Step 2: Convert to fraction form
    2,649.04/3,655.09 = 1,601.08/x
  3. Step 3: Cross multiply
    2,649.04x = 3,655.09 × 1,601.08
  4. Step 4: Simplify right side
    2,649.04x = 5,852,091.50
  5. Step 5: Solve for x
    x = 5,852,091.50/2,649.04
  6. Step 6: Final answer
    x = 2,209.14

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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.