Home / 9,818.34-13,552.20-5,991.36

Finding the Fourth Proportional to 9,818.34, 13,552.20 and 5,991.36

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Solution

The fourth proportional to 9,818.34, 13,552.20 and 5,991.36 is: 8,269.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.34 : 13,552.20 = 5,991.36 : x
  2. Step 2: Convert to fraction form
    9,818.34/13,552.20 = 5,991.36/x
  3. Step 3: Cross multiply
    9,818.34x = 13,552.20 × 5,991.36
  4. Step 4: Simplify right side
    9,818.34x = 81,196,108.99
  5. Step 5: Solve for x
    x = 81,196,108.99/9,818.34
  6. Step 6: Final answer
    x = 8,269.84

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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.