Home / 10,574.39-15,845.10-3,996.98

Finding the Fourth Proportional to 10,574.39, 15,845.10 and 3,996.98

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Solution

The fourth proportional to 10,574.39, 15,845.10 and 3,996.98 is: 5,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,574.39 : 15,845.10 = 3,996.98 : x
  2. Step 2: Convert to fraction form
    10,574.39/15,845.10 = 3,996.98/x
  3. Step 3: Cross multiply
    10,574.39x = 15,845.10 × 3,996.98
  4. Step 4: Simplify right side
    10,574.39x = 63,332,547.80
  5. Step 5: Solve for x
    x = 63,332,547.80/10,574.39
  6. Step 6: Final answer
    x = 5,989.24

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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.