Home / 8,296.35-12,428.63-6,532.05

Finding the Fourth Proportional to 8,296.35, 12,428.63 and 6,532.05

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Solution

The fourth proportional to 8,296.35, 12,428.63 and 6,532.05 is: 9,785.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.35 : 12,428.63 = 6,532.05 : x
  2. Step 2: Convert to fraction form
    8,296.35/12,428.63 = 6,532.05/x
  3. Step 3: Cross multiply
    8,296.35x = 12,428.63 × 6,532.05
  4. Step 4: Simplify right side
    8,296.35x = 81,184,471.03
  5. Step 5: Solve for x
    x = 81,184,471.03/8,296.35
  6. Step 6: Final answer
    x = 9,785.57

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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.