Home / 8,001.04-12,002.36-3,320.08

Finding the Fourth Proportional to 8,001.04, 12,002.36 and 3,320.08

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Solution

The fourth proportional to 8,001.04, 12,002.36 and 3,320.08 is: 4,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.04 : 12,002.36 = 3,320.08 : x
  2. Step 2: Convert to fraction form
    8,001.04/12,002.36 = 3,320.08/x
  3. Step 3: Cross multiply
    8,001.04x = 12,002.36 × 3,320.08
  4. Step 4: Simplify right side
    8,001.04x = 39,848,795.39
  5. Step 5: Solve for x
    x = 39,848,795.39/8,001.04
  6. Step 6: Final answer
    x = 4,980.45

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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.