Home / 8,045.30-12,068.78-2,201.92

Finding the Fourth Proportional to 8,045.30, 12,068.78 and 2,201.92

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Solution

The fourth proportional to 8,045.30, 12,068.78 and 2,201.92 is: 3,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.30 : 12,068.78 = 2,201.92 : x
  2. Step 2: Convert to fraction form
    8,045.30/12,068.78 = 2,201.92/x
  3. Step 3: Cross multiply
    8,045.30x = 12,068.78 × 2,201.92
  4. Step 4: Simplify right side
    8,045.30x = 26,574,446.88
  5. Step 5: Solve for x
    x = 26,574,446.88/8,045.30
  6. Step 6: Final answer
    x = 3,303.10

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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.