Home / 4,292.46-6,440.07-1,953.30

Finding the Fourth Proportional to 4,292.46, 6,440.07 and 1,953.30

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Solution

The fourth proportional to 4,292.46, 6,440.07 and 1,953.30 is: 2,930.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.46 : 6,440.07 = 1,953.30 : x
  2. Step 2: Convert to fraction form
    4,292.46/6,440.07 = 1,953.30/x
  3. Step 3: Cross multiply
    4,292.46x = 6,440.07 × 1,953.30
  4. Step 4: Simplify right side
    4,292.46x = 12,579,388.73
  5. Step 5: Solve for x
    x = 12,579,388.73/4,292.46
  6. Step 6: Final answer
    x = 2,930.58

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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.