Home / 5,176.95-7,145.13-3,052.36

Finding the Fourth Proportional to 5,176.95, 7,145.13 and 3,052.36

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Solution

The fourth proportional to 5,176.95, 7,145.13 and 3,052.36 is: 4,212.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.95 : 7,145.13 = 3,052.36 : x
  2. Step 2: Convert to fraction form
    5,176.95/7,145.13 = 3,052.36/x
  3. Step 3: Cross multiply
    5,176.95x = 7,145.13 × 3,052.36
  4. Step 4: Simplify right side
    5,176.95x = 21,809,509.01
  5. Step 5: Solve for x
    x = 21,809,509.01/5,176.95
  6. Step 6: Final answer
    x = 4,212.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.