Home / 8,037.18-12,054.38-2,192.40

Finding the Fourth Proportional to 8,037.18, 12,054.38 and 2,192.40

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Solution

The fourth proportional to 8,037.18, 12,054.38 and 2,192.40 is: 3,288.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,037.18 : 12,054.38 = 2,192.40 : x
  2. Step 2: Convert to fraction form
    8,037.18/12,054.38 = 2,192.40/x
  3. Step 3: Cross multiply
    8,037.18x = 12,054.38 × 2,192.40
  4. Step 4: Simplify right side
    8,037.18x = 26,428,011.75
  5. Step 5: Solve for x
    x = 26,428,011.75/8,037.18
  6. Step 6: Final answer
    x = 3,288.22

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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.