Home / 4,385.07-6,575.30-2,998.80

Finding the Fourth Proportional to 4,385.07, 6,575.30 and 2,998.80

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Solution

The fourth proportional to 4,385.07, 6,575.30 and 2,998.80 is: 4,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.07 : 6,575.30 = 2,998.80 : x
  2. Step 2: Convert to fraction form
    4,385.07/6,575.30 = 2,998.80/x
  3. Step 3: Cross multiply
    4,385.07x = 6,575.30 × 2,998.80
  4. Step 4: Simplify right side
    4,385.07x = 19,717,994.65
  5. Step 5: Solve for x
    x = 19,717,994.65/4,385.07
  6. Step 6: Final answer
    x = 4,496.62

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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.