Home / 9,069.87-12,516.41-5,091.35

Finding the Fourth Proportional to 9,069.87, 12,516.41 and 5,091.35

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Solution

The fourth proportional to 9,069.87, 12,516.41 and 5,091.35 is: 7,026.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069.87 : 12,516.41 = 5,091.35 : x
  2. Step 2: Convert to fraction form
    9,069.87/12,516.41 = 5,091.35/x
  3. Step 3: Cross multiply
    9,069.87x = 12,516.41 × 5,091.35
  4. Step 4: Simplify right side
    9,069.87x = 63,725,398.60
  5. Step 5: Solve for x
    x = 63,725,398.60/9,069.87
  6. Step 6: Final answer
    x = 7,026.05

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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.