Home / 2,893.18-3,992.60-1,566.88

Finding the Fourth Proportional to 2,893.18, 3,992.60 and 1,566.88

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Solution

The fourth proportional to 2,893.18, 3,992.60 and 1,566.88 is: 2,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.18 : 3,992.60 = 1,566.88 : x
  2. Step 2: Convert to fraction form
    2,893.18/3,992.60 = 1,566.88/x
  3. Step 3: Cross multiply
    2,893.18x = 3,992.60 × 1,566.88
  4. Step 4: Simplify right side
    2,893.18x = 6,255,925.09
  5. Step 5: Solve for x
    x = 6,255,925.09/2,893.18
  6. Step 6: Final answer
    x = 2,162.30

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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.