Home / 4,130.70-6,178.05-3,695.10

Finding the Fourth Proportional to 4,130.70, 6,178.05 and 3,695.10

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Solution

The fourth proportional to 4,130.70, 6,178.05 and 3,695.10 is: 5,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.70 : 6,178.05 = 3,695.10 : x
  2. Step 2: Convert to fraction form
    4,130.70/6,178.05 = 3,695.10/x
  3. Step 3: Cross multiply
    4,130.70x = 6,178.05 × 3,695.10
  4. Step 4: Simplify right side
    4,130.70x = 22,828,512.56
  5. Step 5: Solve for x
    x = 22,828,512.56/4,130.70
  6. Step 6: Final answer
    x = 5,526.55

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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.