Home / 6,717.72-9,271.08-4,065.84

Finding the Fourth Proportional to 6,717.72, 9,271.08 and 4,065.84

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Solution

The fourth proportional to 6,717.72, 9,271.08 and 4,065.84 is: 5,611.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.72 : 9,271.08 = 4,065.84 : x
  2. Step 2: Convert to fraction form
    6,717.72/9,271.08 = 4,065.84/x
  3. Step 3: Cross multiply
    6,717.72x = 9,271.08 × 4,065.84
  4. Step 4: Simplify right side
    6,717.72x = 37,694,727.91
  5. Step 5: Solve for x
    x = 37,694,727.91/6,717.72
  6. Step 6: Final answer
    x = 5,611.24

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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.