Home / 3,592.65-5,390.61-1,617.20

Finding the Fourth Proportional to 3,592.65, 5,390.61 and 1,617.20

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Solution

The fourth proportional to 3,592.65, 5,390.61 and 1,617.20 is: 2,426.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.65 : 5,390.61 = 1,617.20 : x
  2. Step 2: Convert to fraction form
    3,592.65/5,390.61 = 1,617.20/x
  3. Step 3: Cross multiply
    3,592.65x = 5,390.61 × 1,617.20
  4. Step 4: Simplify right side
    3,592.65x = 8,717,667.54
  5. Step 5: Solve for x
    x = 8,717,667.54/3,592.65
  6. Step 6: Final answer
    x = 2,426.53

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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.