Home / 8,303.28-11,464.14-6,324.06

Finding the Fourth Proportional to 8,303.28, 11,464.14 and 6,324.06

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Solution

The fourth proportional to 8,303.28, 11,464.14 and 6,324.06 is: 8,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.28 : 11,464.14 = 6,324.06 : x
  2. Step 2: Convert to fraction form
    8,303.28/11,464.14 = 6,324.06/x
  3. Step 3: Cross multiply
    8,303.28x = 11,464.14 × 6,324.06
  4. Step 4: Simplify right side
    8,303.28x = 72,499,909.21
  5. Step 5: Solve for x
    x = 72,499,909.21/8,303.28
  6. Step 6: Final answer
    x = 8,731.48

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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.