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Finding the Fourth Proportional to 7,998.10, 11,970.45 and 6,018.93

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Solution

The fourth proportional to 7,998.10, 11,970.45 and 6,018.93 is: 9,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.10 : 11,970.45 = 6,018.93 : x
  2. Step 2: Convert to fraction form
    7,998.10/11,970.45 = 6,018.93/x
  3. Step 3: Cross multiply
    7,998.10x = 11,970.45 × 6,018.93
  4. Step 4: Simplify right side
    7,998.10x = 72,049,300.62
  5. Step 5: Solve for x
    x = 72,049,300.62/7,998.10
  6. Step 6: Final answer
    x = 9,008.30

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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.