Home / 6,272.06-8,655.39-3,439.35

Finding the Fourth Proportional to 6,272.06, 8,655.39 and 3,439.35

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Solution

The fourth proportional to 6,272.06, 8,655.39 and 3,439.35 is: 4,746.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.06 : 8,655.39 = 3,439.35 : x
  2. Step 2: Convert to fraction form
    6,272.06/8,655.39 = 3,439.35/x
  3. Step 3: Cross multiply
    6,272.06x = 8,655.39 × 3,439.35
  4. Step 4: Simplify right side
    6,272.06x = 29,768,915.60
  5. Step 5: Solve for x
    x = 29,768,915.60/6,272.06
  6. Step 6: Final answer
    x = 4,746.28

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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.