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Finding the Fourth Proportional to 6,247.99, 9,373.74 and 1,865.62

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Solution

The fourth proportional to 6,247.99, 9,373.74 and 1,865.62 is: 2,798.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.99 : 9,373.74 = 1,865.62 : x
  2. Step 2: Convert to fraction form
    6,247.99/9,373.74 = 1,865.62/x
  3. Step 3: Cross multiply
    6,247.99x = 9,373.74 × 1,865.62
  4. Step 4: Simplify right side
    6,247.99x = 17,487,836.82
  5. Step 5: Solve for x
    x = 17,487,836.82/6,247.99
  6. Step 6: Final answer
    x = 2,798.95

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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.