Home / 8,204.16-12,303.84-2,359.20

Finding the Fourth Proportional to 8,204.16, 12,303.84 and 2,359.20

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Solution

The fourth proportional to 8,204.16, 12,303.84 and 2,359.20 is: 3,538.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,204.16 : 12,303.84 = 2,359.20 : x
  2. Step 2: Convert to fraction form
    8,204.16/12,303.84 = 2,359.20/x
  3. Step 3: Cross multiply
    8,204.16x = 12,303.84 × 2,359.20
  4. Step 4: Simplify right side
    8,204.16x = 29,027,219.33
  5. Step 5: Solve for x
    x = 29,027,219.33/8,204.16
  6. Step 6: Final answer
    x = 3,538.11

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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.