Home / 4,631.32-6,391.56-3,056.68

Finding the Fourth Proportional to 4,631.32, 6,391.56 and 3,056.68

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Solution

The fourth proportional to 4,631.32, 6,391.56 and 3,056.68 is: 4,218.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.32 : 6,391.56 = 3,056.68 : x
  2. Step 2: Convert to fraction form
    4,631.32/6,391.56 = 3,056.68/x
  3. Step 3: Cross multiply
    4,631.32x = 6,391.56 × 3,056.68
  4. Step 4: Simplify right side
    4,631.32x = 19,536,953.62
  5. Step 5: Solve for x
    x = 19,536,953.62/4,631.32
  6. Step 6: Final answer
    x = 4,218.44

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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.