Home / 2,595.45-3,893.17-1,555.77

Finding the Fourth Proportional to 2,595.45, 3,893.17 and 1,555.77

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Solution

The fourth proportional to 2,595.45, 3,893.17 and 1,555.77 is: 2,333.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,595.45 : 3,893.17 = 1,555.77 : x
  2. Step 2: Convert to fraction form
    2,595.45/3,893.17 = 1,555.77/x
  3. Step 3: Cross multiply
    2,595.45x = 3,893.17 × 1,555.77
  4. Step 4: Simplify right side
    2,595.45x = 6,056,877.09
  5. Step 5: Solve for x
    x = 6,056,877.09/2,595.45
  6. Step 6: Final answer
    x = 2,333.65

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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.