Home / 7,500.34-11,250.51-1,953.22

Finding the Fourth Proportional to 7,500.34, 11,250.51 and 1,953.22

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Solution

The fourth proportional to 7,500.34, 11,250.51 and 1,953.22 is: 2,929.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.34 : 11,250.51 = 1,953.22 : x
  2. Step 2: Convert to fraction form
    7,500.34/11,250.51 = 1,953.22/x
  3. Step 3: Cross multiply
    7,500.34x = 11,250.51 × 1,953.22
  4. Step 4: Simplify right side
    7,500.34x = 21,974,721.14
  5. Step 5: Solve for x
    x = 21,974,721.14/7,500.34
  6. Step 6: Final answer
    x = 2,929.83

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Similar ratio
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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.