Home / 2,236.68-3,085.02-1,679.13

Finding the Fourth Proportional to 2,236.68, 3,085.02 and 1,679.13

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Solution

The fourth proportional to 2,236.68, 3,085.02 and 1,679.13 is: 2,316.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.68 : 3,085.02 = 1,679.13 : x
  2. Step 2: Convert to fraction form
    2,236.68/3,085.02 = 1,679.13/x
  3. Step 3: Cross multiply
    2,236.68x = 3,085.02 × 1,679.13
  4. Step 4: Simplify right side
    2,236.68x = 5,180,149.63
  5. Step 5: Solve for x
    x = 5,180,149.63/2,236.68
  6. Step 6: Final answer
    x = 2,316.00

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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.