Home / 9,816.31-14,726.22-3,247.21

Finding the Fourth Proportional to 9,816.31, 14,726.22 and 3,247.21

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Solution

The fourth proportional to 9,816.31, 14,726.22 and 3,247.21 is: 4,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,816.31 : 14,726.22 = 3,247.21 : x
  2. Step 2: Convert to fraction form
    9,816.31/14,726.22 = 3,247.21/x
  3. Step 3: Cross multiply
    9,816.31x = 14,726.22 × 3,247.21
  4. Step 4: Simplify right side
    9,816.31x = 47,819,128.85
  5. Step 5: Solve for x
    x = 47,819,128.85/9,816.31
  6. Step 6: Final answer
    x = 4,871.40

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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.