Home / 4,789.92-6,606.80-2,927.84

Finding the Fourth Proportional to 4,789.92, 6,606.80 and 2,927.84

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Solution

The fourth proportional to 4,789.92, 6,606.80 and 2,927.84 is: 4,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.92 : 6,606.80 = 2,927.84 : x
  2. Step 2: Convert to fraction form
    4,789.92/6,606.80 = 2,927.84/x
  3. Step 3: Cross multiply
    4,789.92x = 6,606.80 × 2,927.84
  4. Step 4: Simplify right side
    4,789.92x = 19,343,653.31
  5. Step 5: Solve for x
    x = 19,343,653.31/4,789.92
  6. Step 6: Final answer
    x = 4,038.41

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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.