Home / 4,927.92-7,392.72-1,641.84

Finding the Fourth Proportional to 4,927.92, 7,392.72 and 1,641.84

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Solution

The fourth proportional to 4,927.92, 7,392.72 and 1,641.84 is: 2,463.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.92 : 7,392.72 = 1,641.84 : x
  2. Step 2: Convert to fraction form
    4,927.92/7,392.72 = 1,641.84/x
  3. Step 3: Cross multiply
    4,927.92x = 7,392.72 × 1,641.84
  4. Step 4: Simplify right side
    4,927.92x = 12,137,663.40
  5. Step 5: Solve for x
    x = 12,137,663.40/4,927.92
  6. Step 6: Final answer
    x = 2,463.04

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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.