Home / 5,013.89-7,521.88-1,503.75

Finding the Fourth Proportional to 5,013.89, 7,521.88 and 1,503.75

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Solution

The fourth proportional to 5,013.89, 7,521.88 and 1,503.75 is: 2,255.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.89 : 7,521.88 = 1,503.75 : x
  2. Step 2: Convert to fraction form
    5,013.89/7,521.88 = 1,503.75/x
  3. Step 3: Cross multiply
    5,013.89x = 7,521.88 × 1,503.75
  4. Step 4: Simplify right side
    5,013.89x = 11,311,027.05
  5. Step 5: Solve for x
    x = 11,311,027.05/5,013.89
  6. Step 6: Final answer
    x = 2,255.94

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Half scale
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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.