Home / 7,301.05-10,953.19-2,106.92

Finding the Fourth Proportional to 7,301.05, 10,953.19 and 2,106.92

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Solution

The fourth proportional to 7,301.05, 10,953.19 and 2,106.92 is: 3,160.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.05 : 10,953.19 = 2,106.92 : x
  2. Step 2: Convert to fraction form
    7,301.05/10,953.19 = 2,106.92/x
  3. Step 3: Cross multiply
    7,301.05x = 10,953.19 × 2,106.92
  4. Step 4: Simplify right side
    7,301.05x = 23,077,495.07
  5. Step 5: Solve for x
    x = 23,077,495.07/7,301.05
  6. Step 6: Final answer
    x = 3,160.85

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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.