Home / 7,387.00-11,069.55-4,427.03

Finding the Fourth Proportional to 7,387.00, 11,069.55 and 4,427.03

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Solution

The fourth proportional to 7,387.00, 11,069.55 and 4,427.03 is: 6,633.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.00 : 11,069.55 = 4,427.03 : x
  2. Step 2: Convert to fraction form
    7,387.00/11,069.55 = 4,427.03/x
  3. Step 3: Cross multiply
    7,387.00x = 11,069.55 × 4,427.03
  4. Step 4: Simplify right side
    7,387.00x = 49,005,257.61
  5. Step 5: Solve for x
    x = 49,005,257.61/7,387.00
  6. Step 6: Final answer
    x = 6,633.99

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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.