Home / 7,057.56-10,572.16-3,363.36

Finding the Fourth Proportional to 7,057.56, 10,572.16 and 3,363.36

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Solution

The fourth proportional to 7,057.56, 10,572.16 and 3,363.36 is: 5,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,057.56 : 10,572.16 = 3,363.36 : x
  2. Step 2: Convert to fraction form
    7,057.56/10,572.16 = 3,363.36/x
  3. Step 3: Cross multiply
    7,057.56x = 10,572.16 × 3,363.36
  4. Step 4: Simplify right side
    7,057.56x = 35,557,980.06
  5. Step 5: Solve for x
    x = 35,557,980.06/7,057.56
  6. Step 6: Final answer
    x = 5,038.28

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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.