Home / 4,130.56-6,166.40-3,957.76

Finding the Fourth Proportional to 4,130.56, 6,166.40 and 3,957.76

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Solution

The fourth proportional to 4,130.56, 6,166.40 and 3,957.76 is: 5,908.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.56 : 6,166.40 = 3,957.76 : x
  2. Step 2: Convert to fraction form
    4,130.56/6,166.40 = 3,957.76/x
  3. Step 3: Cross multiply
    4,130.56x = 6,166.40 × 3,957.76
  4. Step 4: Simplify right side
    4,130.56x = 24,405,131.26
  5. Step 5: Solve for x
    x = 24,405,131.26/4,130.56
  6. Step 6: Final answer
    x = 5,908.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.