Home / 12,002.04-16,563.12-6,697.88

Finding the Fourth Proportional to 12,002.04, 16,563.12 and 6,697.88

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Solution

The fourth proportional to 12,002.04, 16,563.12 and 6,697.88 is: 9,243.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,002.04 : 16,563.12 = 6,697.88 : x
  2. Step 2: Convert to fraction form
    12,002.04/16,563.12 = 6,697.88/x
  3. Step 3: Cross multiply
    12,002.04x = 16,563.12 × 6,697.88
  4. Step 4: Simplify right side
    12,002.04x = 110,937,790.19
  5. Step 5: Solve for x
    x = 110,937,790.19/12,002.04
  6. Step 6: Final answer
    x = 9,243.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.