Home / 5,862.74-8,090.16-3,209.72

Finding the Fourth Proportional to 5,862.74, 8,090.16 and 3,209.72

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Solution

The fourth proportional to 5,862.74, 8,090.16 and 3,209.72 is: 4,429.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.74 : 8,090.16 = 3,209.72 : x
  2. Step 2: Convert to fraction form
    5,862.74/8,090.16 = 3,209.72/x
  3. Step 3: Cross multiply
    5,862.74x = 8,090.16 × 3,209.72
  4. Step 4: Simplify right side
    5,862.74x = 25,967,148.36
  5. Step 5: Solve for x
    x = 25,967,148.36/5,862.74
  6. Step 6: Final answer
    x = 4,429.18

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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.