Home / 5,252.13-7,248.09-2,894.42

Finding the Fourth Proportional to 5,252.13, 7,248.09 and 2,894.42

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Solution

The fourth proportional to 5,252.13, 7,248.09 and 2,894.42 is: 3,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.13 : 7,248.09 = 2,894.42 : x
  2. Step 2: Convert to fraction form
    5,252.13/7,248.09 = 2,894.42/x
  3. Step 3: Cross multiply
    5,252.13x = 7,248.09 × 2,894.42
  4. Step 4: Simplify right side
    5,252.13x = 20,979,002.19
  5. Step 5: Solve for x
    x = 20,979,002.19/5,252.13
  6. Step 6: Final answer
    x = 3,994.38

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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.