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Finding the Fourth Proportional to 5,313.96, 7,965.95 and 1,801.52

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Solution

The fourth proportional to 5,313.96, 7,965.95 and 1,801.52 is: 2,700.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.96 : 7,965.95 = 1,801.52 : x
  2. Step 2: Convert to fraction form
    5,313.96/7,965.95 = 1,801.52/x
  3. Step 3: Cross multiply
    5,313.96x = 7,965.95 × 1,801.52
  4. Step 4: Simplify right side
    5,313.96x = 14,350,769.41
  5. Step 5: Solve for x
    x = 14,350,769.41/5,313.96
  6. Step 6: Final answer
    x = 2,700.58

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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.