Home / 7,406.68-11,087.88-4,476.12

Finding the Fourth Proportional to 7,406.68, 11,087.88 and 4,476.12

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Solution

The fourth proportional to 7,406.68, 11,087.88 and 4,476.12 is: 6,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.68 : 11,087.88 = 4,476.12 : x
  2. Step 2: Convert to fraction form
    7,406.68/11,087.88 = 4,476.12/x
  3. Step 3: Cross multiply
    7,406.68x = 11,087.88 × 4,476.12
  4. Step 4: Simplify right side
    7,406.68x = 49,630,681.43
  5. Step 5: Solve for x
    x = 49,630,681.43/7,406.68
  6. Step 6: Final answer
    x = 6,700.80

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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.