Home / 10,822.43-14,935.38-6,345.56

Finding the Fourth Proportional to 10,822.43, 14,935.38 and 6,345.56

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Solution

The fourth proportional to 10,822.43, 14,935.38 and 6,345.56 is: 8,757.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,822.43 : 14,935.38 = 6,345.56 : x
  2. Step 2: Convert to fraction form
    10,822.43/14,935.38 = 6,345.56/x
  3. Step 3: Cross multiply
    10,822.43x = 14,935.38 × 6,345.56
  4. Step 4: Simplify right side
    10,822.43x = 94,773,349.91
  5. Step 5: Solve for x
    x = 94,773,349.91/10,822.43
  6. Step 6: Final answer
    x = 8,757.12

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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.