Home / 4,262.32-6,393.48-1,630.09

Finding the Fourth Proportional to 4,262.32, 6,393.48 and 1,630.09

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Solution

The fourth proportional to 4,262.32, 6,393.48 and 1,630.09 is: 2,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.32 : 6,393.48 = 1,630.09 : x
  2. Step 2: Convert to fraction form
    4,262.32/6,393.48 = 1,630.09/x
  3. Step 3: Cross multiply
    4,262.32x = 6,393.48 × 1,630.09
  4. Step 4: Simplify right side
    4,262.32x = 10,421,963.80
  5. Step 5: Solve for x
    x = 10,421,963.80/4,262.32
  6. Step 6: Final answer
    x = 2,445.14

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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.