Home / 6,837.76-10,266.36-6,479.20

Finding the Fourth Proportional to 6,837.76, 10,266.36 and 6,479.20

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Solution

The fourth proportional to 6,837.76, 10,266.36 and 6,479.20 is: 9,728.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.76 : 10,266.36 = 6,479.20 : x
  2. Step 2: Convert to fraction form
    6,837.76/10,266.36 = 6,479.20/x
  3. Step 3: Cross multiply
    6,837.76x = 10,266.36 × 6,479.20
  4. Step 4: Simplify right side
    6,837.76x = 66,517,799.71
  5. Step 5: Solve for x
    x = 66,517,799.71/6,837.76
  6. Step 6: Final answer
    x = 9,728.01

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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.