Home / 3,417.36-4,715.90-2,002.02

Finding the Fourth Proportional to 3,417.36, 4,715.90 and 2,002.02

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Solution

The fourth proportional to 3,417.36, 4,715.90 and 2,002.02 is: 2,762.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.36 : 4,715.90 = 2,002.02 : x
  2. Step 2: Convert to fraction form
    3,417.36/4,715.90 = 2,002.02/x
  3. Step 3: Cross multiply
    3,417.36x = 4,715.90 × 2,002.02
  4. Step 4: Simplify right side
    3,417.36x = 9,441,326.12
  5. Step 5: Solve for x
    x = 9,441,326.12/3,417.36
  6. Step 6: Final answer
    x = 2,762.75

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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.