Home / 7,288.45-10,058.15-4,144.63

Finding the Fourth Proportional to 7,288.45, 10,058.15 and 4,144.63

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Solution

The fourth proportional to 7,288.45, 10,058.15 and 4,144.63 is: 5,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.45 : 10,058.15 = 4,144.63 : x
  2. Step 2: Convert to fraction form
    7,288.45/10,058.15 = 4,144.63/x
  3. Step 3: Cross multiply
    7,288.45x = 10,058.15 × 4,144.63
  4. Step 4: Simplify right side
    7,288.45x = 41,687,310.23
  5. Step 5: Solve for x
    x = 41,687,310.23/7,288.45
  6. Step 6: Final answer
    x = 5,719.64

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1.5x scale

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.