Home / 7,575.50-11,365.08-2,381.36

Finding the Fourth Proportional to 7,575.50, 11,365.08 and 2,381.36

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Solution

The fourth proportional to 7,575.50, 11,365.08 and 2,381.36 is: 3,572.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.50 : 11,365.08 = 2,381.36 : x
  2. Step 2: Convert to fraction form
    7,575.50/11,365.08 = 2,381.36/x
  3. Step 3: Cross multiply
    7,575.50x = 11,365.08 × 2,381.36
  4. Step 4: Simplify right side
    7,575.50x = 27,064,346.91
  5. Step 5: Solve for x
    x = 27,064,346.91/7,575.50
  6. Step 6: Final answer
    x = 3,572.62

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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.