Home / 5,322.74-7,345.20-2,964.76

Finding the Fourth Proportional to 5,322.74, 7,345.20 and 2,964.76

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Solution

The fourth proportional to 5,322.74, 7,345.20 and 2,964.76 is: 4,091.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.74 : 7,345.20 = 2,964.76 : x
  2. Step 2: Convert to fraction form
    5,322.74/7,345.20 = 2,964.76/x
  3. Step 3: Cross multiply
    5,322.74x = 7,345.20 × 2,964.76
  4. Step 4: Simplify right side
    5,322.74x = 21,776,755.15
  5. Step 5: Solve for x
    x = 21,776,755.15/5,322.74
  6. Step 6: Final answer
    x = 4,091.27

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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.