Home / 4,216.30-5,810.74-3,379.77

Finding the Fourth Proportional to 4,216.30, 5,810.74 and 3,379.77

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Solution

The fourth proportional to 4,216.30, 5,810.74 and 3,379.77 is: 4,657.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.30 : 5,810.74 = 3,379.77 : x
  2. Step 2: Convert to fraction form
    4,216.30/5,810.74 = 3,379.77/x
  3. Step 3: Cross multiply
    4,216.30x = 5,810.74 × 3,379.77
  4. Step 4: Simplify right side
    4,216.30x = 19,638,956.28
  5. Step 5: Solve for x
    x = 19,638,956.28/4,216.30
  6. Step 6: Final answer
    x = 4,657.87

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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.