Home / 7,330.95-10,997.28-3,171.99

Finding the Fourth Proportional to 7,330.95, 10,997.28 and 3,171.99

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Solution

The fourth proportional to 7,330.95, 10,997.28 and 3,171.99 is: 4,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.95 : 10,997.28 = 3,171.99 : x
  2. Step 2: Convert to fraction form
    7,330.95/10,997.28 = 3,171.99/x
  3. Step 3: Cross multiply
    7,330.95x = 10,997.28 × 3,171.99
  4. Step 4: Simplify right side
    7,330.95x = 34,883,262.19
  5. Step 5: Solve for x
    x = 34,883,262.19/7,330.95
  6. Step 6: Final answer
    x = 4,758.35

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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.