Home / 4,455.77-6,177.08-4,218.75

Finding the Fourth Proportional to 4,455.77, 6,177.08 and 4,218.75

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Solution

The fourth proportional to 4,455.77, 6,177.08 and 4,218.75 is: 5,848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.77 : 6,177.08 = 4,218.75 : x
  2. Step 2: Convert to fraction form
    4,455.77/6,177.08 = 4,218.75/x
  3. Step 3: Cross multiply
    4,455.77x = 6,177.08 × 4,218.75
  4. Step 4: Simplify right side
    4,455.77x = 26,059,566.80
  5. Step 5: Solve for x
    x = 26,059,566.80/4,455.77
  6. Step 6: Final answer
    x = 5,848.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.