Home / 9,278.82-13,913.46-3,038.04

Finding the Fourth Proportional to 9,278.82, 13,913.46 and 3,038.04

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Solution

The fourth proportional to 9,278.82, 13,913.46 and 3,038.04 is: 4,555.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.82 : 13,913.46 = 3,038.04 : x
  2. Step 2: Convert to fraction form
    9,278.82/13,913.46 = 3,038.04/x
  3. Step 3: Cross multiply
    9,278.82x = 13,913.46 × 3,038.04
  4. Step 4: Simplify right side
    9,278.82x = 42,269,648.02
  5. Step 5: Solve for x
    x = 42,269,648.02/9,278.82
  6. Step 6: Final answer
    x = 4,555.50

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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.