Home / 10,816.02-14,930.01-6,839.82

Finding the Fourth Proportional to 10,816.02, 14,930.01 and 6,839.82

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Solution

The fourth proportional to 10,816.02, 14,930.01 and 6,839.82 is: 9,441.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.02 : 14,930.01 = 6,839.82 : x
  2. Step 2: Convert to fraction form
    10,816.02/14,930.01 = 6,839.82/x
  3. Step 3: Cross multiply
    10,816.02x = 14,930.01 × 6,839.82
  4. Step 4: Simplify right side
    10,816.02x = 102,118,581.00
  5. Step 5: Solve for x
    x = 102,118,581.00/10,816.02
  6. Step 6: Final answer
    x = 9,441.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.