Home / 4,621.15-6,376.54-2,631.61

Finding the Fourth Proportional to 4,621.15, 6,376.54 and 2,631.61

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Solution

The fourth proportional to 4,621.15, 6,376.54 and 2,631.61 is: 3,631.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.15 : 6,376.54 = 2,631.61 : x
  2. Step 2: Convert to fraction form
    4,621.15/6,376.54 = 2,631.61/x
  3. Step 3: Cross multiply
    4,621.15x = 6,376.54 × 2,631.61
  4. Step 4: Simplify right side
    4,621.15x = 16,780,566.43
  5. Step 5: Solve for x
    x = 16,780,566.43/4,621.15
  6. Step 6: Final answer
    x = 3,631.25

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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.