Home / 5,812.03-8,020.59-3,159.46

Finding the Fourth Proportional to 5,812.03, 8,020.59 and 3,159.46

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Solution

The fourth proportional to 5,812.03, 8,020.59 and 3,159.46 is: 4,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.03 : 8,020.59 = 3,159.46 : x
  2. Step 2: Convert to fraction form
    5,812.03/8,020.59 = 3,159.46/x
  3. Step 3: Cross multiply
    5,812.03x = 8,020.59 × 3,159.46
  4. Step 4: Simplify right side
    5,812.03x = 25,340,713.23
  5. Step 5: Solve for x
    x = 25,340,713.23/5,812.03
  6. Step 6: Final answer
    x = 4,360.05

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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.