Home / 9,866.30-13,614.26-5,617.92

Finding the Fourth Proportional to 9,866.30, 13,614.26 and 5,617.92

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Solution

The fourth proportional to 9,866.30, 13,614.26 and 5,617.92 is: 7,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,866.30 : 13,614.26 = 5,617.92 : x
  2. Step 2: Convert to fraction form
    9,866.30/13,614.26 = 5,617.92/x
  3. Step 3: Cross multiply
    9,866.30x = 13,614.26 × 5,617.92
  4. Step 4: Simplify right side
    9,866.30x = 76,483,823.54
  5. Step 5: Solve for x
    x = 76,483,823.54/9,866.30
  6. Step 6: Final answer
    x = 7,752.03

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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.