Home / 3,491.22-5,216.67-2,641.35

Finding the Fourth Proportional to 3,491.22, 5,216.67 and 2,641.35

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Solution

The fourth proportional to 3,491.22, 5,216.67 and 2,641.35 is: 3,946.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.22 : 5,216.67 = 2,641.35 : x
  2. Step 2: Convert to fraction form
    3,491.22/5,216.67 = 2,641.35/x
  3. Step 3: Cross multiply
    3,491.22x = 5,216.67 × 2,641.35
  4. Step 4: Simplify right side
    3,491.22x = 13,779,051.30
  5. Step 5: Solve for x
    x = 13,779,051.30/3,491.22
  6. Step 6: Final answer
    x = 3,946.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.