Home / 3,946.86-5,444.30-2,883.32

Finding the Fourth Proportional to 3,946.86, 5,444.30 and 2,883.32

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Solution

The fourth proportional to 3,946.86, 5,444.30 and 2,883.32 is: 3,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.86 : 5,444.30 = 2,883.32 : x
  2. Step 2: Convert to fraction form
    3,946.86/5,444.30 = 2,883.32/x
  3. Step 3: Cross multiply
    3,946.86x = 5,444.30 × 2,883.32
  4. Step 4: Simplify right side
    3,946.86x = 15,697,644.66
  5. Step 5: Solve for x
    x = 15,697,644.66/3,946.86
  6. Step 6: Final answer
    x = 3,977.25

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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.