Home / 4,426.57-6,642.02-2,783.89

Finding the Fourth Proportional to 4,426.57, 6,642.02 and 2,783.89

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Solution

The fourth proportional to 4,426.57, 6,642.02 and 2,783.89 is: 4,177.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.57 : 6,642.02 = 2,783.89 : x
  2. Step 2: Convert to fraction form
    4,426.57/6,642.02 = 2,783.89/x
  3. Step 3: Cross multiply
    4,426.57x = 6,642.02 × 2,783.89
  4. Step 4: Simplify right side
    4,426.57x = 18,490,605.93
  5. Step 5: Solve for x
    x = 18,490,605.93/4,426.57
  6. Step 6: Final answer
    x = 4,177.19

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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.