Home / 7,486.64-11,237.75-5,514.49

Finding the Fourth Proportional to 7,486.64, 11,237.75 and 5,514.49

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Solution

The fourth proportional to 7,486.64, 11,237.75 and 5,514.49 is: 8,277.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.64 : 11,237.75 = 5,514.49 : x
  2. Step 2: Convert to fraction form
    7,486.64/11,237.75 = 5,514.49/x
  3. Step 3: Cross multiply
    7,486.64x = 11,237.75 × 5,514.49
  4. Step 4: Simplify right side
    7,486.64x = 61,970,483.25
  5. Step 5: Solve for x
    x = 61,970,483.25/7,486.64
  6. Step 6: Final answer
    x = 8,277.48

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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.