Home / 8,018.07-12,020.62-3,341.60

Finding the Fourth Proportional to 8,018.07, 12,020.62 and 3,341.60

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Solution

The fourth proportional to 8,018.07, 12,020.62 and 3,341.60 is: 5,009.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.07 : 12,020.62 = 3,341.60 : x
  2. Step 2: Convert to fraction form
    8,018.07/12,020.62 = 3,341.60/x
  3. Step 3: Cross multiply
    8,018.07x = 12,020.62 × 3,341.60
  4. Step 4: Simplify right side
    8,018.07x = 40,168,125.49
  5. Step 5: Solve for x
    x = 40,168,125.49/8,018.07
  6. Step 6: Final answer
    x = 5,009.70

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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.