Home / 9,970.05-13,763.58-6,799.80

Finding the Fourth Proportional to 9,970.05, 13,763.58 and 6,799.80

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Solution

The fourth proportional to 9,970.05, 13,763.58 and 6,799.80 is: 9,387.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970.05 : 13,763.58 = 6,799.80 : x
  2. Step 2: Convert to fraction form
    9,970.05/13,763.58 = 6,799.80/x
  3. Step 3: Cross multiply
    9,970.05x = 13,763.58 × 6,799.80
  4. Step 4: Simplify right side
    9,970.05x = 93,589,591.28
  5. Step 5: Solve for x
    x = 93,589,591.28/9,970.05
  6. Step 6: Final answer
    x = 9,387.07

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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.