Home / 6,272.18-8,655.62-3,439.58

Finding the Fourth Proportional to 6,272.18, 8,655.62 and 3,439.58

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Solution

The fourth proportional to 6,272.18, 8,655.62 and 3,439.58 is: 4,746.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.18 : 8,655.62 = 3,439.58 : x
  2. Step 2: Convert to fraction form
    6,272.18/8,655.62 = 3,439.58/x
  3. Step 3: Cross multiply
    6,272.18x = 8,655.62 × 3,439.58
  4. Step 4: Simplify right side
    6,272.18x = 29,771,662.85
  5. Step 5: Solve for x
    x = 29,771,662.85/6,272.18
  6. Step 6: Final answer
    x = 4,746.62

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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.