Home / 5,186.68-7,156.54-3,032.81

Finding the Fourth Proportional to 5,186.68, 7,156.54 and 3,032.81

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Solution

The fourth proportional to 5,186.68, 7,156.54 and 3,032.81 is: 4,184.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.68 : 7,156.54 = 3,032.81 : x
  2. Step 2: Convert to fraction form
    5,186.68/7,156.54 = 3,032.81/x
  3. Step 3: Cross multiply
    5,186.68x = 7,156.54 × 3,032.81
  4. Step 4: Simplify right side
    5,186.68x = 21,704,426.08
  5. Step 5: Solve for x
    x = 21,704,426.08/5,186.68
  6. Step 6: Final answer
    x = 4,184.65

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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.