Home / 4,005.79-6,006.35-1,924.86

Finding the Fourth Proportional to 4,005.79, 6,006.35 and 1,924.86

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Solution

The fourth proportional to 4,005.79, 6,006.35 and 1,924.86 is: 2,886.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.79 : 6,006.35 = 1,924.86 : x
  2. Step 2: Convert to fraction form
    4,005.79/6,006.35 = 1,924.86/x
  3. Step 3: Cross multiply
    4,005.79x = 6,006.35 × 1,924.86
  4. Step 4: Simplify right side
    4,005.79x = 11,561,410.20
  5. Step 5: Solve for x
    x = 11,561,410.20/4,005.79
  6. Step 6: Final answer
    x = 2,886.18

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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.