Home / 6,123.45-9,143.58-5,957.37

Finding the Fourth Proportional to 6,123.45, 9,143.58 and 5,957.37

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Solution

The fourth proportional to 6,123.45, 9,143.58 and 5,957.37 is: 8,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.45 : 9,143.58 = 5,957.37 : x
  2. Step 2: Convert to fraction form
    6,123.45/9,143.58 = 5,957.37/x
  3. Step 3: Cross multiply
    6,123.45x = 9,143.58 × 5,957.37
  4. Step 4: Simplify right side
    6,123.45x = 54,471,737.24
  5. Step 5: Solve for x
    x = 54,471,737.24/6,123.45
  6. Step 6: Final answer
    x = 8,895.60

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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.