Home / 9,122.82-12,595.26-6,601.02

Finding the Fourth Proportional to 9,122.82, 12,595.26 and 6,601.02

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Solution

The fourth proportional to 9,122.82, 12,595.26 and 6,601.02 is: 9,113.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.82 : 12,595.26 = 6,601.02 : x
  2. Step 2: Convert to fraction form
    9,122.82/12,595.26 = 6,601.02/x
  3. Step 3: Cross multiply
    9,122.82x = 12,595.26 × 6,601.02
  4. Step 4: Simplify right side
    9,122.82x = 83,141,563.17
  5. Step 5: Solve for x
    x = 83,141,563.17/9,122.82
  6. Step 6: Final answer
    x = 9,113.58

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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.