Home / 3,244.02-4,477.78-2,123.18

Finding the Fourth Proportional to 3,244.02, 4,477.78 and 2,123.18

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Solution

The fourth proportional to 3,244.02, 4,477.78 and 2,123.18 is: 2,930.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.02 : 4,477.78 = 2,123.18 : x
  2. Step 2: Convert to fraction form
    3,244.02/4,477.78 = 2,123.18/x
  3. Step 3: Cross multiply
    3,244.02x = 4,477.78 × 2,123.18
  4. Step 4: Simplify right side
    3,244.02x = 9,507,132.94
  5. Step 5: Solve for x
    x = 9,507,132.94/3,244.02
  6. Step 6: Final answer
    x = 2,930.66

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1.5x scale

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.