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Finding the Fourth Proportional to 7,322.34, 10,983.51 and 1,775.68

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Solution

The fourth proportional to 7,322.34, 10,983.51 and 1,775.68 is: 2,663.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.34 : 10,983.51 = 1,775.68 : x
  2. Step 2: Convert to fraction form
    7,322.34/10,983.51 = 1,775.68/x
  3. Step 3: Cross multiply
    7,322.34x = 10,983.51 × 1,775.68
  4. Step 4: Simplify right side
    7,322.34x = 19,503,199.04
  5. Step 5: Solve for x
    x = 19,503,199.04/7,322.34
  6. Step 6: Final answer
    x = 2,663.52

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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.