Home / 5,273.58-7,910.35-1,575.80

Finding the Fourth Proportional to 5,273.58, 7,910.35 and 1,575.80

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Solution

The fourth proportional to 5,273.58, 7,910.35 and 1,575.80 is: 2,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.58 : 7,910.35 = 1,575.80 : x
  2. Step 2: Convert to fraction form
    5,273.58/7,910.35 = 1,575.80/x
  3. Step 3: Cross multiply
    5,273.58x = 7,910.35 × 1,575.80
  4. Step 4: Simplify right side
    5,273.58x = 12,465,164.63
  5. Step 5: Solve for x
    x = 12,465,164.63/5,273.58
  6. Step 6: Final answer
    x = 2,363.70

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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.