Home / 4,531.18-6,255.22-2,853.40

Finding the Fourth Proportional to 4,531.18, 6,255.22 and 2,853.40

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Solution

The fourth proportional to 4,531.18, 6,255.22 and 2,853.40 is: 3,939.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,531.18 : 6,255.22 = 2,853.40 : x
  2. Step 2: Convert to fraction form
    4,531.18/6,255.22 = 2,853.40/x
  3. Step 3: Cross multiply
    4,531.18x = 6,255.22 × 2,853.40
  4. Step 4: Simplify right side
    4,531.18x = 17,848,644.75
  5. Step 5: Solve for x
    x = 17,848,644.75/4,531.18
  6. Step 6: Final answer
    x = 3,939.07

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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.