Home / 9,818.46-13,550.19-5,626.71

Finding the Fourth Proportional to 9,818.46, 13,550.19 and 5,626.71

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Solution

The fourth proportional to 9,818.46, 13,550.19 and 5,626.71 is: 7,765.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.46 : 13,550.19 = 5,626.71 : x
  2. Step 2: Convert to fraction form
    9,818.46/13,550.19 = 5,626.71/x
  3. Step 3: Cross multiply
    9,818.46x = 13,550.19 × 5,626.71
  4. Step 4: Simplify right side
    9,818.46x = 76,242,989.57
  5. Step 5: Solve for x
    x = 76,242,989.57/9,818.46
  6. Step 6: Final answer
    x = 7,765.27

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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.