Home / 10,864.96-16,297.44-2,656.96

Finding the Fourth Proportional to 10,864.96, 16,297.44 and 2,656.96

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Solution

The fourth proportional to 10,864.96, 16,297.44 and 2,656.96 is: 3,985.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.96 : 16,297.44 = 2,656.96 : x
  2. Step 2: Convert to fraction form
    10,864.96/16,297.44 = 2,656.96/x
  3. Step 3: Cross multiply
    10,864.96x = 16,297.44 × 2,656.96
  4. Step 4: Simplify right side
    10,864.96x = 43,301,646.18
  5. Step 5: Solve for x
    x = 43,301,646.18/10,864.96
  6. Step 6: Final answer
    x = 3,985.44

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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.