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Finding the Fourth Proportional to 5,334.88, 7,955.30 and 4,965.52

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Solution

The fourth proportional to 5,334.88, 7,955.30 and 4,965.52 is: 7,404.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.88 : 7,955.30 = 4,965.52 : x
  2. Step 2: Convert to fraction form
    5,334.88/7,955.30 = 4,965.52/x
  3. Step 3: Cross multiply
    5,334.88x = 7,955.30 × 4,965.52
  4. Step 4: Simplify right side
    5,334.88x = 39,502,201.26
  5. Step 5: Solve for x
    x = 39,502,201.26/5,334.88
  6. Step 6: Final answer
    x = 7,404.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.