Home / 10,998.12-16,497.20-4,842.12

Finding the Fourth Proportional to 10,998.12, 16,497.20 and 4,842.12

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Solution

The fourth proportional to 10,998.12, 16,497.20 and 4,842.12 is: 7,263.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998.12 : 16,497.20 = 4,842.12 : x
  2. Step 2: Convert to fraction form
    10,998.12/16,497.20 = 4,842.12/x
  3. Step 3: Cross multiply
    10,998.12x = 16,497.20 × 4,842.12
  4. Step 4: Simplify right side
    10,998.12x = 79,881,422.06
  5. Step 5: Solve for x
    x = 79,881,422.06/10,998.12
  6. Step 6: Final answer
    x = 7,263.19

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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.