Home / 4,578.94-6,317.14-2,987.46

Finding the Fourth Proportional to 4,578.94, 6,317.14 and 2,987.46

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Solution

The fourth proportional to 4,578.94, 6,317.14 and 2,987.46 is: 4,121.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.94 : 6,317.14 = 2,987.46 : x
  2. Step 2: Convert to fraction form
    4,578.94/6,317.14 = 2,987.46/x
  3. Step 3: Cross multiply
    4,578.94x = 6,317.14 × 2,987.46
  4. Step 4: Simplify right side
    4,578.94x = 18,872,203.06
  5. Step 5: Solve for x
    x = 18,872,203.06/4,578.94
  6. Step 6: Final answer
    x = 4,121.52

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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.