Home / 4,218.41-6,327.77-1,585.64

Finding the Fourth Proportional to 4,218.41, 6,327.77 and 1,585.64

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Solution

The fourth proportional to 4,218.41, 6,327.77 and 1,585.64 is: 2,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.41 : 6,327.77 = 1,585.64 : x
  2. Step 2: Convert to fraction form
    4,218.41/6,327.77 = 1,585.64/x
  3. Step 3: Cross multiply
    4,218.41x = 6,327.77 × 1,585.64
  4. Step 4: Simplify right side
    4,218.41x = 10,033,565.22
  5. Step 5: Solve for x
    x = 10,033,565.22/4,218.41
  6. Step 6: Final answer
    x = 2,378.52

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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.