Home / 12,004.04-16,565.90-6,699.89

Finding the Fourth Proportional to 12,004.04, 16,565.90 and 6,699.89

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Solution

The fourth proportional to 12,004.04, 16,565.90 and 6,699.89 is: 9,246.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004.04 : 16,565.90 = 6,699.89 : x
  2. Step 2: Convert to fraction form
    12,004.04/16,565.90 = 6,699.89/x
  3. Step 3: Cross multiply
    12,004.04x = 16,565.90 × 6,699.89
  4. Step 4: Simplify right side
    12,004.04x = 110,989,591.42
  5. Step 5: Solve for x
    x = 110,989,591.42/12,004.04
  6. Step 6: Final answer
    x = 9,246.02

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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.