Home / 3,812.17-5,718.08-1,590.09

Finding the Fourth Proportional to 3,812.17, 5,718.08 and 1,590.09

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Solution

The fourth proportional to 3,812.17, 5,718.08 and 1,590.09 is: 2,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812.17 : 5,718.08 = 1,590.09 : x
  2. Step 2: Convert to fraction form
    3,812.17/5,718.08 = 1,590.09/x
  3. Step 3: Cross multiply
    3,812.17x = 5,718.08 × 1,590.09
  4. Step 4: Simplify right side
    3,812.17x = 9,092,251.50
  5. Step 5: Solve for x
    x = 9,092,251.50/3,812.17
  6. Step 6: Final answer
    x = 2,385.06

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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.