Home / 5,555.94-7,660.89-4,156.26

Finding the Fourth Proportional to 5,555.94, 7,660.89 and 4,156.26

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Solution

The fourth proportional to 5,555.94, 7,660.89 and 4,156.26 is: 5,730.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.94 : 7,660.89 = 4,156.26 : x
  2. Step 2: Convert to fraction form
    5,555.94/7,660.89 = 4,156.26/x
  3. Step 3: Cross multiply
    5,555.94x = 7,660.89 × 4,156.26
  4. Step 4: Simplify right side
    5,555.94x = 31,840,650.67
  5. Step 5: Solve for x
    x = 31,840,650.67/5,555.94
  6. Step 6: Final answer
    x = 5,730.92

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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.