Home / 3,617.34-4,983.01-3,084.49

Finding the Fourth Proportional to 3,617.34, 4,983.01 and 3,084.49

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Solution

The fourth proportional to 3,617.34, 4,983.01 and 3,084.49 is: 4,248.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.34 : 4,983.01 = 3,084.49 : x
  2. Step 2: Convert to fraction form
    3,617.34/4,983.01 = 3,084.49/x
  3. Step 3: Cross multiply
    3,617.34x = 4,983.01 × 3,084.49
  4. Step 4: Simplify right side
    3,617.34x = 15,370,044.51
  5. Step 5: Solve for x
    x = 15,370,044.51/3,617.34
  6. Step 6: Final answer
    x = 4,248.99

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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.