Home / 6,285.52-9,429.72-2,820.88

Finding the Fourth Proportional to 6,285.52, 9,429.72 and 2,820.88

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Solution

The fourth proportional to 6,285.52, 9,429.72 and 2,820.88 is: 4,231.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.52 : 9,429.72 = 2,820.88 : x
  2. Step 2: Convert to fraction form
    6,285.52/9,429.72 = 2,820.88/x
  3. Step 3: Cross multiply
    6,285.52x = 9,429.72 × 2,820.88
  4. Step 4: Simplify right side
    6,285.52x = 26,600,108.55
  5. Step 5: Solve for x
    x = 26,600,108.55/6,285.52
  6. Step 6: Final answer
    x = 4,231.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.