Home / 6,276.46-9,407.78-3,150.26

Finding the Fourth Proportional to 6,276.46, 9,407.78 and 3,150.26

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Solution

The fourth proportional to 6,276.46, 9,407.78 and 3,150.26 is: 4,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.46 : 9,407.78 = 3,150.26 : x
  2. Step 2: Convert to fraction form
    6,276.46/9,407.78 = 3,150.26/x
  3. Step 3: Cross multiply
    6,276.46x = 9,407.78 × 3,150.26
  4. Step 4: Simplify right side
    6,276.46x = 29,636,953.02
  5. Step 5: Solve for x
    x = 29,636,953.02/6,276.46
  6. Step 6: Final answer
    x = 4,721.92

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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.