Home / 4,387.15-6,055.32-2,894.32

Finding the Fourth Proportional to 4,387.15, 6,055.32 and 2,894.32

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Solution

The fourth proportional to 4,387.15, 6,055.32 and 2,894.32 is: 3,994.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.15 : 6,055.32 = 2,894.32 : x
  2. Step 2: Convert to fraction form
    4,387.15/6,055.32 = 2,894.32/x
  3. Step 3: Cross multiply
    4,387.15x = 6,055.32 × 2,894.32
  4. Step 4: Simplify right side
    4,387.15x = 17,526,033.78
  5. Step 5: Solve for x
    x = 17,526,033.78/4,387.15
  6. Step 6: Final answer
    x = 3,994.86

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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.