Home / 7,289.46-10,058.64-4,102.14

Finding the Fourth Proportional to 7,289.46, 10,058.64 and 4,102.14

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Solution

The fourth proportional to 7,289.46, 10,058.64 and 4,102.14 is: 5,660.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.46 : 10,058.64 = 4,102.14 : x
  2. Step 2: Convert to fraction form
    7,289.46/10,058.64 = 4,102.14/x
  3. Step 3: Cross multiply
    7,289.46x = 10,058.64 × 4,102.14
  4. Step 4: Simplify right side
    7,289.46x = 41,261,949.49
  5. Step 5: Solve for x
    x = 41,261,949.49/7,289.46
  6. Step 6: Final answer
    x = 5,660.49

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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.