Home / 6,272.18-8,655.09-3,439.50

Finding the Fourth Proportional to 6,272.18, 8,655.09 and 3,439.50

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Solution

The fourth proportional to 6,272.18, 8,655.09 and 3,439.50 is: 4,746.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.18 : 8,655.09 = 3,439.50 : x
  2. Step 2: Convert to fraction form
    6,272.18/8,655.09 = 3,439.50/x
  3. Step 3: Cross multiply
    6,272.18x = 8,655.09 × 3,439.50
  4. Step 4: Simplify right side
    6,272.18x = 29,769,182.06
  5. Step 5: Solve for x
    x = 29,769,182.06/6,272.18
  6. Step 6: Final answer
    x = 4,746.23

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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.