Home / 4,631.06-6,391.61-2,642.27

Finding the Fourth Proportional to 4,631.06, 6,391.61 and 2,642.27

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Solution

The fourth proportional to 4,631.06, 6,391.61 and 2,642.27 is: 3,646.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.06 : 6,391.61 = 2,642.27 : x
  2. Step 2: Convert to fraction form
    4,631.06/6,391.61 = 2,642.27/x
  3. Step 3: Cross multiply
    4,631.06x = 6,391.61 × 2,642.27
  4. Step 4: Simplify right side
    4,631.06x = 16,888,314.19
  5. Step 5: Solve for x
    x = 16,888,314.19/4,631.06
  6. Step 6: Final answer
    x = 3,646.75

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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.