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Finding the Fourth Proportional to 8,011.98, 12,017.99 and 2,465.28

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Solution

The fourth proportional to 8,011.98, 12,017.99 and 2,465.28 is: 3,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.98 : 12,017.99 = 2,465.28 : x
  2. Step 2: Convert to fraction form
    8,011.98/12,017.99 = 2,465.28/x
  3. Step 3: Cross multiply
    8,011.98x = 12,017.99 × 2,465.28
  4. Step 4: Simplify right side
    8,011.98x = 29,627,710.39
  5. Step 5: Solve for x
    x = 29,627,710.39/8,011.98
  6. Step 6: Final answer
    x = 3,697.93

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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.