Home / 5,335.04-8,002.70-3,145.34

Finding the Fourth Proportional to 5,335.04, 8,002.70 and 3,145.34

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Solution

The fourth proportional to 5,335.04, 8,002.70 and 3,145.34 is: 4,718.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.04 : 8,002.70 = 3,145.34 : x
  2. Step 2: Convert to fraction form
    5,335.04/8,002.70 = 3,145.34/x
  3. Step 3: Cross multiply
    5,335.04x = 8,002.70 × 3,145.34
  4. Step 4: Simplify right side
    5,335.04x = 25,171,212.42
  5. Step 5: Solve for x
    x = 25,171,212.42/5,335.04
  6. Step 6: Final answer
    x = 4,718.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.