Home / 5,322.72-7,345.70-2,964.88

Finding the Fourth Proportional to 5,322.72, 7,345.70 and 2,964.88

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Solution

The fourth proportional to 5,322.72, 7,345.70 and 2,964.88 is: 4,091.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.72 : 7,345.70 = 2,964.88 : x
  2. Step 2: Convert to fraction form
    5,322.72/7,345.70 = 2,964.88/x
  3. Step 3: Cross multiply
    5,322.72x = 7,345.70 × 2,964.88
  4. Step 4: Simplify right side
    5,322.72x = 21,779,119.02
  5. Step 5: Solve for x
    x = 21,779,119.02/5,322.72
  6. Step 6: Final answer
    x = 4,091.73

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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.