Home / 8,277.02-11,426.76-6,384.50

Finding the Fourth Proportional to 8,277.02, 11,426.76 and 6,384.50

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Solution

The fourth proportional to 8,277.02, 11,426.76 and 6,384.50 is: 8,814.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.02 : 11,426.76 = 6,384.50 : x
  2. Step 2: Convert to fraction form
    8,277.02/11,426.76 = 6,384.50/x
  3. Step 3: Cross multiply
    8,277.02x = 11,426.76 × 6,384.50
  4. Step 4: Simplify right side
    8,277.02x = 72,954,149.22
  5. Step 5: Solve for x
    x = 72,954,149.22/8,277.02
  6. Step 6: Final answer
    x = 8,814.06

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Half scale
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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.