Home / 5,277.49-7,282.69-3,038.88

Finding the Fourth Proportional to 5,277.49, 7,282.69 and 3,038.88

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Solution

The fourth proportional to 5,277.49, 7,282.69 and 3,038.88 is: 4,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.49 : 7,282.69 = 3,038.88 : x
  2. Step 2: Convert to fraction form
    5,277.49/7,282.69 = 3,038.88/x
  3. Step 3: Cross multiply
    5,277.49x = 7,282.69 × 3,038.88
  4. Step 4: Simplify right side
    5,277.49x = 22,131,213.39
  5. Step 5: Solve for x
    x = 22,131,213.39/5,277.49
  6. Step 6: Final answer
    x = 4,193.51

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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.