Home / 3,417.04-4,714.92-2,019.28

Finding the Fourth Proportional to 3,417.04, 4,714.92 and 2,019.28

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Solution

The fourth proportional to 3,417.04, 4,714.92 and 2,019.28 is: 2,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.04 : 4,714.92 = 2,019.28 : x
  2. Step 2: Convert to fraction form
    3,417.04/4,714.92 = 2,019.28/x
  3. Step 3: Cross multiply
    3,417.04x = 4,714.92 × 2,019.28
  4. Step 4: Simplify right side
    3,417.04x = 9,520,743.66
  5. Step 5: Solve for x
    x = 9,520,743.66/3,417.04
  6. Step 6: Final answer
    x = 2,786.25

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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.