Home / 9,982.08-13,775.52-6,154.56

Finding the Fourth Proportional to 9,982.08, 13,775.52 and 6,154.56

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Solution

The fourth proportional to 9,982.08, 13,775.52 and 6,154.56 is: 8,493.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.08 : 13,775.52 = 6,154.56 : x
  2. Step 2: Convert to fraction form
    9,982.08/13,775.52 = 6,154.56/x
  3. Step 3: Cross multiply
    9,982.08x = 13,775.52 × 6,154.56
  4. Step 4: Simplify right side
    9,982.08x = 84,782,264.37
  5. Step 5: Solve for x
    x = 84,782,264.37/9,982.08
  6. Step 6: Final answer
    x = 8,493.45

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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.