Home / 7,518.72-11,277.60-2,588.46

Finding the Fourth Proportional to 7,518.72, 11,277.60 and 2,588.46

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Solution

The fourth proportional to 7,518.72, 11,277.60 and 2,588.46 is: 3,882.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.72 : 11,277.60 = 2,588.46 : x
  2. Step 2: Convert to fraction form
    7,518.72/11,277.60 = 2,588.46/x
  3. Step 3: Cross multiply
    7,518.72x = 11,277.60 × 2,588.46
  4. Step 4: Simplify right side
    7,518.72x = 29,191,616.50
  5. Step 5: Solve for x
    x = 29,191,616.50/7,518.72
  6. Step 6: Final answer
    x = 3,882.52

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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.