Home / 5,112.48-7,056-3,437.04

Finding the Fourth Proportional to 5,112.48, 7,056 and 3,437.04

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Solution

The fourth proportional to 5,112.48, 7,056 and 3,437.04 is: 4,743.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.48 : 7,056 = 3,437.04 : x
  2. Step 2: Convert to fraction form
    5,112.48/7,056 = 3,437.04/x
  3. Step 3: Cross multiply
    5,112.48x = 7,056 × 3,437.04
  4. Step 4: Simplify right side
    5,112.48x = 24,251,754.24
  5. Step 5: Solve for x
    x = 24,251,754.24/5,112.48
  6. Step 6: Final answer
    x = 4,743.64

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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.