Home / 7,274.19-10,039.56-6,799.32

Finding the Fourth Proportional to 7,274.19, 10,039.56 and 6,799.32

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Solution

The fourth proportional to 7,274.19, 10,039.56 and 6,799.32 is: 9,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.19 : 10,039.56 = 6,799.32 : x
  2. Step 2: Convert to fraction form
    7,274.19/10,039.56 = 6,799.32/x
  3. Step 3: Cross multiply
    7,274.19x = 10,039.56 × 6,799.32
  4. Step 4: Simplify right side
    7,274.19x = 68,262,155.60
  5. Step 5: Solve for x
    x = 68,262,155.60/7,274.19
  6. Step 6: Final answer
    x = 9,384.15

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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.