Home / 8,043.45-12,066.90-4,095.28

Finding the Fourth Proportional to 8,043.45, 12,066.90 and 4,095.28

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Solution

The fourth proportional to 8,043.45, 12,066.90 and 4,095.28 is: 6,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.45 : 12,066.90 = 4,095.28 : x
  2. Step 2: Convert to fraction form
    8,043.45/12,066.90 = 4,095.28/x
  3. Step 3: Cross multiply
    8,043.45x = 12,066.90 × 4,095.28
  4. Step 4: Simplify right side
    8,043.45x = 49,417,334.23
  5. Step 5: Solve for x
    x = 49,417,334.23/8,043.45
  6. Step 6: Final answer
    x = 6,143.80

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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.