Home / 8,985.33-12,404.93-6,844.05

Finding the Fourth Proportional to 8,985.33, 12,404.93 and 6,844.05

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Solution

The fourth proportional to 8,985.33, 12,404.93 and 6,844.05 is: 9,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985.33 : 12,404.93 = 6,844.05 : x
  2. Step 2: Convert to fraction form
    8,985.33/12,404.93 = 6,844.05/x
  3. Step 3: Cross multiply
    8,985.33x = 12,404.93 × 6,844.05
  4. Step 4: Simplify right side
    8,985.33x = 84,899,926.95
  5. Step 5: Solve for x
    x = 84,899,926.95/8,985.33
  6. Step 6: Final answer
    x = 9,448.73

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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.