Home / 10,999.13-16,498.69-4,843.13

Finding the Fourth Proportional to 10,999.13, 16,498.69 and 4,843.13

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Solution

The fourth proportional to 10,999.13, 16,498.69 and 4,843.13 is: 7,264.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999.13 : 16,498.69 = 4,843.13 : x
  2. Step 2: Convert to fraction form
    10,999.13/16,498.69 = 4,843.13/x
  3. Step 3: Cross multiply
    10,999.13x = 16,498.69 × 4,843.13
  4. Step 4: Simplify right side
    10,999.13x = 79,905,205.90
  5. Step 5: Solve for x
    x = 79,905,205.90/10,999.13
  6. Step 6: Final answer
    x = 7,264.69

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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.