Home / 10,224.12-14,109.69-5,977.92

Finding the Fourth Proportional to 10,224.12, 14,109.69 and 5,977.92

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Solution

The fourth proportional to 10,224.12, 14,109.69 and 5,977.92 is: 8,249.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,224.12 : 14,109.69 = 5,977.92 : x
  2. Step 2: Convert to fraction form
    10,224.12/14,109.69 = 5,977.92/x
  3. Step 3: Cross multiply
    10,224.12x = 14,109.69 × 5,977.92
  4. Step 4: Simplify right side
    10,224.12x = 84,346,598.04
  5. Step 5: Solve for x
    x = 84,346,598.04/10,224.12
  6. Step 6: Final answer
    x = 8,249.77

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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.