Home / 5,250.21-7,875.33-3,601.76

Finding the Fourth Proportional to 5,250.21, 7,875.33 and 3,601.76

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Solution

The fourth proportional to 5,250.21, 7,875.33 and 3,601.76 is: 5,402.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.21 : 7,875.33 = 3,601.76 : x
  2. Step 2: Convert to fraction form
    5,250.21/7,875.33 = 3,601.76/x
  3. Step 3: Cross multiply
    5,250.21x = 7,875.33 × 3,601.76
  4. Step 4: Simplify right side
    5,250.21x = 28,365,048.58
  5. Step 5: Solve for x
    x = 28,365,048.58/5,250.21
  6. Step 6: Final answer
    x = 5,402.65

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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.