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Finding the Fourth Proportional to 7,798.30, 11,698.98 and 2,532.33

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Solution

The fourth proportional to 7,798.30, 11,698.98 and 2,532.33 is: 3,798.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798.30 : 11,698.98 = 2,532.33 : x
  2. Step 2: Convert to fraction form
    7,798.30/11,698.98 = 2,532.33/x
  3. Step 3: Cross multiply
    7,798.30x = 11,698.98 × 2,532.33
  4. Step 4: Simplify right side
    7,798.30x = 29,625,678.02
  5. Step 5: Solve for x
    x = 29,625,678.02/7,798.30
  6. Step 6: Final answer
    x = 3,798.99

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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.