Home / 2,293.02-3,439.14-649.18

Finding the Fourth Proportional to 2,293.02, 3,439.14 and 649.18

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Solution

The fourth proportional to 2,293.02, 3,439.14 and 649.18 is: 973.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.02 : 3,439.14 = 649.18 : x
  2. Step 2: Convert to fraction form
    2,293.02/3,439.14 = 649.18/x
  3. Step 3: Cross multiply
    2,293.02x = 3,439.14 × 649.18
  4. Step 4: Simplify right side
    2,293.02x = 2,232,620.91
  5. Step 5: Solve for x
    x = 2,232,620.91/2,293.02
  6. Step 6: Final answer
    x = 973.66

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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.