Home / 7,043.07-9,719.35-4,248.57

Finding the Fourth Proportional to 7,043.07, 9,719.35 and 4,248.57

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Solution

The fourth proportional to 7,043.07, 9,719.35 and 4,248.57 is: 5,862.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.07 : 9,719.35 = 4,248.57 : x
  2. Step 2: Convert to fraction form
    7,043.07/9,719.35 = 4,248.57/x
  3. Step 3: Cross multiply
    7,043.07x = 9,719.35 × 4,248.57
  4. Step 4: Simplify right side
    7,043.07x = 41,293,328.21
  5. Step 5: Solve for x
    x = 41,293,328.21/7,043.07
  6. Step 6: Final answer
    x = 5,862.97

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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.