Home / 7,009.19-10,512.17-2,077.64

Finding the Fourth Proportional to 7,009.19, 10,512.17 and 2,077.64

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Solution

The fourth proportional to 7,009.19, 10,512.17 and 2,077.64 is: 3,115.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009.19 : 10,512.17 = 2,077.64 : x
  2. Step 2: Convert to fraction form
    7,009.19/10,512.17 = 2,077.64/x
  3. Step 3: Cross multiply
    7,009.19x = 10,512.17 × 2,077.64
  4. Step 4: Simplify right side
    7,009.19x = 21,840,552.17
  5. Step 5: Solve for x
    x = 21,840,552.17/7,009.19
  6. Step 6: Final answer
    x = 3,115.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.