Home / 2,647.35-3,652.29-1,651.59

Finding the Fourth Proportional to 2,647.35, 3,652.29 and 1,651.59

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Solution

The fourth proportional to 2,647.35, 3,652.29 and 1,651.59 is: 2,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647.35 : 3,652.29 = 1,651.59 : x
  2. Step 2: Convert to fraction form
    2,647.35/3,652.29 = 1,651.59/x
  3. Step 3: Cross multiply
    2,647.35x = 3,652.29 × 1,651.59
  4. Step 4: Simplify right side
    2,647.35x = 6,032,085.64
  5. Step 5: Solve for x
    x = 6,032,085.64/2,647.35
  6. Step 6: Final answer
    x = 2,278.54

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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.