Home / 4,714.20-6,504.30-2,948.40

Finding the Fourth Proportional to 4,714.20, 6,504.30 and 2,948.40

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Solution

The fourth proportional to 4,714.20, 6,504.30 and 2,948.40 is: 4,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.20 : 6,504.30 = 2,948.40 : x
  2. Step 2: Convert to fraction form
    4,714.20/6,504.30 = 2,948.40/x
  3. Step 3: Cross multiply
    4,714.20x = 6,504.30 × 2,948.40
  4. Step 4: Simplify right side
    4,714.20x = 19,177,278.12
  5. Step 5: Solve for x
    x = 19,177,278.12/4,714.20
  6. Step 6: Final answer
    x = 4,067.98

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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.