Home / 7,276.62-10,038.68-4,480.50

Finding the Fourth Proportional to 7,276.62, 10,038.68 and 4,480.50

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Solution

The fourth proportional to 7,276.62, 10,038.68 and 4,480.50 is: 6,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.62 : 10,038.68 = 4,480.50 : x
  2. Step 2: Convert to fraction form
    7,276.62/10,038.68 = 4,480.50/x
  3. Step 3: Cross multiply
    7,276.62x = 10,038.68 × 4,480.50
  4. Step 4: Simplify right side
    7,276.62x = 44,978,305.74
  5. Step 5: Solve for x
    x = 44,978,305.74/7,276.62
  6. Step 6: Final answer
    x = 6,181.21

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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.