Home / 3,416.42-4,714.69-1,924.20

Finding the Fourth Proportional to 3,416.42, 4,714.69 and 1,924.20

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Solution

The fourth proportional to 3,416.42, 4,714.69 and 1,924.20 is: 2,655.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.42 : 4,714.69 = 1,924.20 : x
  2. Step 2: Convert to fraction form
    3,416.42/4,714.69 = 1,924.20/x
  3. Step 3: Cross multiply
    3,416.42x = 4,714.69 × 1,924.20
  4. Step 4: Simplify right side
    3,416.42x = 9,072,005.30
  5. Step 5: Solve for x
    x = 9,072,005.30/3,416.42
  6. Step 6: Final answer
    x = 2,655.41

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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.