Home / 4,631.83-6,392.05-2,642.87

Finding the Fourth Proportional to 4,631.83, 6,392.05 and 2,642.87

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Solution

The fourth proportional to 4,631.83, 6,392.05 and 2,642.87 is: 3,647.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.83 : 6,392.05 = 2,642.87 : x
  2. Step 2: Convert to fraction form
    4,631.83/6,392.05 = 2,642.87/x
  3. Step 3: Cross multiply
    4,631.83x = 6,392.05 × 2,642.87
  4. Step 4: Simplify right side
    4,631.83x = 16,893,366.56
  5. Step 5: Solve for x
    x = 16,893,366.56/4,631.83
  6. Step 6: Final answer
    x = 3,647.24

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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.