Home / 8,262.08-12,393.28-3,264.32

Finding the Fourth Proportional to 8,262.08, 12,393.28 and 3,264.32

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Solution

The fourth proportional to 8,262.08, 12,393.28 and 3,264.32 is: 4,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.08 : 12,393.28 = 3,264.32 : x
  2. Step 2: Convert to fraction form
    8,262.08/12,393.28 = 3,264.32/x
  3. Step 3: Cross multiply
    8,262.08x = 12,393.28 × 3,264.32
  4. Step 4: Simplify right side
    8,262.08x = 40,455,631.77
  5. Step 5: Solve for x
    x = 40,455,631.77/8,262.08
  6. Step 6: Final answer
    x = 4,896.54

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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.