Home / 6,422.04-8,862.34-3,589.24

Finding the Fourth Proportional to 6,422.04, 8,862.34 and 3,589.24

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Solution

The fourth proportional to 6,422.04, 8,862.34 and 3,589.24 is: 4,953.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.04 : 8,862.34 = 3,589.24 : x
  2. Step 2: Convert to fraction form
    6,422.04/8,862.34 = 3,589.24/x
  3. Step 3: Cross multiply
    6,422.04x = 8,862.34 × 3,589.24
  4. Step 4: Simplify right side
    6,422.04x = 31,809,065.22
  5. Step 5: Solve for x
    x = 31,809,065.22/6,422.04
  6. Step 6: Final answer
    x = 4,953.11

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Double scale
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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.