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Finding the Fourth Proportional to 3,598.79, 5,391.71 and 3,013.16

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Solution

The fourth proportional to 3,598.79, 5,391.71 and 3,013.16 is: 4,514.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.79 : 5,391.71 = 3,013.16 : x
  2. Step 2: Convert to fraction form
    3,598.79/5,391.71 = 3,013.16/x
  3. Step 3: Cross multiply
    3,598.79x = 5,391.71 × 3,013.16
  4. Step 4: Simplify right side
    3,598.79x = 16,246,069.84
  5. Step 5: Solve for x
    x = 16,246,069.84/3,598.79
  6. Step 6: Final answer
    x = 4,514.31

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1.5x scale

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.