Home / 6,145.17-9,227.70-5,690.40

Finding the Fourth Proportional to 6,145.17, 9,227.70 and 5,690.40

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Solution

The fourth proportional to 6,145.17, 9,227.70 and 5,690.40 is: 8,544.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.17 : 9,227.70 = 5,690.40 : x
  2. Step 2: Convert to fraction form
    6,145.17/9,227.70 = 5,690.40/x
  3. Step 3: Cross multiply
    6,145.17x = 9,227.70 × 5,690.40
  4. Step 4: Simplify right side
    6,145.17x = 52,509,304.08
  5. Step 5: Solve for x
    x = 52,509,304.08/6,145.17
  6. Step 6: Final answer
    x = 8,544.81

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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.