Home / 5,050.32-7,575.72-2,860.80

Finding the Fourth Proportional to 5,050.32, 7,575.72 and 2,860.80

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Solution

The fourth proportional to 5,050.32, 7,575.72 and 2,860.80 is: 4,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.32 : 7,575.72 = 2,860.80 : x
  2. Step 2: Convert to fraction form
    5,050.32/7,575.72 = 2,860.80/x
  3. Step 3: Cross multiply
    5,050.32x = 7,575.72 × 2,860.80
  4. Step 4: Simplify right side
    5,050.32x = 21,672,619.78
  5. Step 5: Solve for x
    x = 21,672,619.78/5,050.32
  6. Step 6: Final answer
    x = 4,291.34

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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.