Home / 11,875.32-16,387.44-6,569.79

Finding the Fourth Proportional to 11,875.32, 16,387.44 and 6,569.79

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Solution

The fourth proportional to 11,875.32, 16,387.44 and 6,569.79 is: 9,066.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875.32 : 16,387.44 = 6,569.79 : x
  2. Step 2: Convert to fraction form
    11,875.32/16,387.44 = 6,569.79/x
  3. Step 3: Cross multiply
    11,875.32x = 16,387.44 × 6,569.79
  4. Step 4: Simplify right side
    11,875.32x = 107,662,039.44
  5. Step 5: Solve for x
    x = 107,662,039.44/11,875.32
  6. Step 6: Final answer
    x = 9,066.03

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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.