Home / 5,574.24-7,691.36-3,305.16

Finding the Fourth Proportional to 5,574.24, 7,691.36 and 3,305.16

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Solution

The fourth proportional to 5,574.24, 7,691.36 and 3,305.16 is: 4,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.24 : 7,691.36 = 3,305.16 : x
  2. Step 2: Convert to fraction form
    5,574.24/7,691.36 = 3,305.16/x
  3. Step 3: Cross multiply
    5,574.24x = 7,691.36 × 3,305.16
  4. Step 4: Simplify right side
    5,574.24x = 25,421,152.77
  5. Step 5: Solve for x
    x = 25,421,152.77/5,574.24
  6. Step 6: Final answer
    x = 4,560.47

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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.