Home / 5,320.36-7,979.40-2,032.30

Finding the Fourth Proportional to 5,320.36, 7,979.40 and 2,032.30

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Solution

The fourth proportional to 5,320.36, 7,979.40 and 2,032.30 is: 3,048.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.36 : 7,979.40 = 2,032.30 : x
  2. Step 2: Convert to fraction form
    5,320.36/7,979.40 = 2,032.30/x
  3. Step 3: Cross multiply
    5,320.36x = 7,979.40 × 2,032.30
  4. Step 4: Simplify right side
    5,320.36x = 16,216,534.62
  5. Step 5: Solve for x
    x = 16,216,534.62/5,320.36
  6. Step 6: Final answer
    x = 3,048.01

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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.