Home / 5,133.96-7,701.41-1,436.25

Finding the Fourth Proportional to 5,133.96, 7,701.41 and 1,436.25

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Solution

The fourth proportional to 5,133.96, 7,701.41 and 1,436.25 is: 2,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.96 : 7,701.41 = 1,436.25 : x
  2. Step 2: Convert to fraction form
    5,133.96/7,701.41 = 1,436.25/x
  3. Step 3: Cross multiply
    5,133.96x = 7,701.41 × 1,436.25
  4. Step 4: Simplify right side
    5,133.96x = 11,061,142.93
  5. Step 5: Solve for x
    x = 11,061,142.93/5,133.96
  6. Step 6: Final answer
    x = 2,154.51

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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.