Home / 5,018.34-6,924.92-2,780.04

Finding the Fourth Proportional to 5,018.34, 6,924.92 and 2,780.04

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Solution

The fourth proportional to 5,018.34, 6,924.92 and 2,780.04 is: 3,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.34 : 6,924.92 = 2,780.04 : x
  2. Step 2: Convert to fraction form
    5,018.34/6,924.92 = 2,780.04/x
  3. Step 3: Cross multiply
    5,018.34x = 6,924.92 × 2,780.04
  4. Step 4: Simplify right side
    5,018.34x = 19,251,554.60
  5. Step 5: Solve for x
    x = 19,251,554.60/5,018.34
  6. Step 6: Final answer
    x = 3,836.24

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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.