Home / 6,618.04-9,926.18-1,687.24

Finding the Fourth Proportional to 6,618.04, 9,926.18 and 1,687.24

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Solution

The fourth proportional to 6,618.04, 9,926.18 and 1,687.24 is: 2,530.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.04 : 9,926.18 = 1,687.24 : x
  2. Step 2: Convert to fraction form
    6,618.04/9,926.18 = 1,687.24/x
  3. Step 3: Cross multiply
    6,618.04x = 9,926.18 × 1,687.24
  4. Step 4: Simplify right side
    6,618.04x = 16,747,847.94
  5. Step 5: Solve for x
    x = 16,747,847.94/6,618.04
  6. Step 6: Final answer
    x = 2,530.64

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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.