Home / 8,266.24-12,412.16-6,325.76

Finding the Fourth Proportional to 8,266.24, 12,412.16 and 6,325.76

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Solution

The fourth proportional to 8,266.24, 12,412.16 and 6,325.76 is: 9,498.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.24 : 12,412.16 = 6,325.76 : x
  2. Step 2: Convert to fraction form
    8,266.24/12,412.16 = 6,325.76/x
  3. Step 3: Cross multiply
    8,266.24x = 12,412.16 × 6,325.76
  4. Step 4: Simplify right side
    8,266.24x = 78,516,345.24
  5. Step 5: Solve for x
    x = 78,516,345.24/8,266.24
  6. Step 6: Final answer
    x = 9,498.44

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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.