Home / 5,558.32-7,658.16-3,666.56

Finding the Fourth Proportional to 5,558.32, 7,658.16 and 3,666.56

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Solution

The fourth proportional to 5,558.32, 7,658.16 and 3,666.56 is: 5,051.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.32 : 7,658.16 = 3,666.56 : x
  2. Step 2: Convert to fraction form
    5,558.32/7,658.16 = 3,666.56/x
  3. Step 3: Cross multiply
    5,558.32x = 7,658.16 × 3,666.56
  4. Step 4: Simplify right side
    5,558.32x = 28,079,103.13
  5. Step 5: Solve for x
    x = 28,079,103.13/5,558.32
  6. Step 6: Final answer
    x = 5,051.73

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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.