Home / 5,690.10-7,852.32-3,331.77

Finding the Fourth Proportional to 5,690.10, 7,852.32 and 3,331.77

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Solution

The fourth proportional to 5,690.10, 7,852.32 and 3,331.77 is: 4,597.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.10 : 7,852.32 = 3,331.77 : x
  2. Step 2: Convert to fraction form
    5,690.10/7,852.32 = 3,331.77/x
  3. Step 3: Cross multiply
    5,690.10x = 7,852.32 × 3,331.77
  4. Step 4: Simplify right side
    5,690.10x = 26,162,124.21
  5. Step 5: Solve for x
    x = 26,162,124.21/5,690.10
  6. Step 6: Final answer
    x = 4,597.83

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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.