Home / 10,964.16-16,426.80-7,625.34

Finding the Fourth Proportional to 10,964.16, 16,426.80 and 7,625.34

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Solution

The fourth proportional to 10,964.16, 16,426.80 and 7,625.34 is: 11,424.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.16 : 16,426.80 = 7,625.34 : x
  2. Step 2: Convert to fraction form
    10,964.16/16,426.80 = 7,625.34/x
  3. Step 3: Cross multiply
    10,964.16x = 16,426.80 × 7,625.34
  4. Step 4: Simplify right side
    10,964.16x = 125,259,935.11
  5. Step 5: Solve for x
    x = 125,259,935.11/10,964.16
  6. Step 6: Final answer
    x = 11,424.49

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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.