Home / 5,742.60-7,924.54-3,384.88

Finding the Fourth Proportional to 5,742.60, 7,924.54 and 3,384.88

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Solution

The fourth proportional to 5,742.60, 7,924.54 and 3,384.88 is: 4,670.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.60 : 7,924.54 = 3,384.88 : x
  2. Step 2: Convert to fraction form
    5,742.60/7,924.54 = 3,384.88/x
  3. Step 3: Cross multiply
    5,742.60x = 7,924.54 × 3,384.88
  4. Step 4: Simplify right side
    5,742.60x = 26,823,616.96
  5. Step 5: Solve for x
    x = 26,823,616.96/5,742.60
  6. Step 6: Final answer
    x = 4,670.99

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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.