Home / 2,946.30-4,388.24-2,844.06

Finding the Fourth Proportional to 2,946.30, 4,388.24 and 2,844.06

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Solution

The fourth proportional to 2,946.30, 4,388.24 and 2,844.06 is: 4,235.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.30 : 4,388.24 = 2,844.06 : x
  2. Step 2: Convert to fraction form
    2,946.30/4,388.24 = 2,844.06/x
  3. Step 3: Cross multiply
    2,946.30x = 4,388.24 × 2,844.06
  4. Step 4: Simplify right side
    2,946.30x = 12,480,403.63
  5. Step 5: Solve for x
    x = 12,480,403.63/2,946.30
  6. Step 6: Final answer
    x = 4,235.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.