Home / 6,272.95-8,656.77-3,440.60

Finding the Fourth Proportional to 6,272.95, 8,656.77 and 3,440.60

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Solution

The fourth proportional to 6,272.95, 8,656.77 and 3,440.60 is: 4,748.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.95 : 8,656.77 = 3,440.60 : x
  2. Step 2: Convert to fraction form
    6,272.95/8,656.77 = 3,440.60/x
  3. Step 3: Cross multiply
    6,272.95x = 8,656.77 × 3,440.60
  4. Step 4: Simplify right side
    6,272.95x = 29,784,444.02
  5. Step 5: Solve for x
    x = 29,784,444.02/6,272.95
  6. Step 6: Final answer
    x = 4,748.07

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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.