Home / 2,230.60-3,347.12-1,409.26

Finding the Fourth Proportional to 2,230.60, 3,347.12 and 1,409.26

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Solution

The fourth proportional to 2,230.60, 3,347.12 and 1,409.26 is: 2,114.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.60 : 3,347.12 = 1,409.26 : x
  2. Step 2: Convert to fraction form
    2,230.60/3,347.12 = 1,409.26/x
  3. Step 3: Cross multiply
    2,230.60x = 3,347.12 × 1,409.26
  4. Step 4: Simplify right side
    2,230.60x = 4,716,962.33
  5. Step 5: Solve for x
    x = 4,716,962.33/2,230.60
  6. Step 6: Final answer
    x = 2,114.66

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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.