Home / 7,368.30-11,045.52-2,687.22

Finding the Fourth Proportional to 7,368.30, 11,045.52 and 2,687.22

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Solution

The fourth proportional to 7,368.30, 11,045.52 and 2,687.22 is: 4,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.30 : 11,045.52 = 2,687.22 : x
  2. Step 2: Convert to fraction form
    7,368.30/11,045.52 = 2,687.22/x
  3. Step 3: Cross multiply
    7,368.30x = 11,045.52 × 2,687.22
  4. Step 4: Simplify right side
    7,368.30x = 29,681,742.25
  5. Step 5: Solve for x
    x = 29,681,742.25/7,368.30
  6. Step 6: Final answer
    x = 4,028.30

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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.