Home / 4,788.53-6,607.36-2,663.78

Finding the Fourth Proportional to 4,788.53, 6,607.36 and 2,663.78

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Solution

The fourth proportional to 4,788.53, 6,607.36 and 2,663.78 is: 3,675.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.53 : 6,607.36 = 2,663.78 : x
  2. Step 2: Convert to fraction form
    4,788.53/6,607.36 = 2,663.78/x
  3. Step 3: Cross multiply
    4,788.53x = 6,607.36 × 2,663.78
  4. Step 4: Simplify right side
    4,788.53x = 17,600,553.42
  5. Step 5: Solve for x
    x = 17,600,553.42/4,788.53
  6. Step 6: Final answer
    x = 3,675.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.