Home / 6,155.88-9,228.15-2,455.80

Finding the Fourth Proportional to 6,155.88, 9,228.15 and 2,455.80

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Solution

The fourth proportional to 6,155.88, 9,228.15 and 2,455.80 is: 3,681.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.88 : 9,228.15 = 2,455.80 : x
  2. Step 2: Convert to fraction form
    6,155.88/9,228.15 = 2,455.80/x
  3. Step 3: Cross multiply
    6,155.88x = 9,228.15 × 2,455.80
  4. Step 4: Simplify right side
    6,155.88x = 22,662,490.77
  5. Step 5: Solve for x
    x = 22,662,490.77/6,155.88
  6. Step 6: Final answer
    x = 3,681.44

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1.5x scale

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.