Home / 2,933.02-4,047.36-1,673.78

Finding the Fourth Proportional to 2,933.02, 4,047.36 and 1,673.78

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Solution

The fourth proportional to 2,933.02, 4,047.36 and 1,673.78 is: 2,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.02 : 4,047.36 = 1,673.78 : x
  2. Step 2: Convert to fraction form
    2,933.02/4,047.36 = 1,673.78/x
  3. Step 3: Cross multiply
    2,933.02x = 4,047.36 × 1,673.78
  4. Step 4: Simplify right side
    2,933.02x = 6,774,390.22
  5. Step 5: Solve for x
    x = 6,774,390.22/2,933.02
  6. Step 6: Final answer
    x = 2,309.70

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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.