Home / 2,356.56-3,247.98-2,085.06

Finding the Fourth Proportional to 2,356.56, 3,247.98 and 2,085.06

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Solution

The fourth proportional to 2,356.56, 3,247.98 and 2,085.06 is: 2,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.56 : 3,247.98 = 2,085.06 : x
  2. Step 2: Convert to fraction form
    2,356.56/3,247.98 = 2,085.06/x
  3. Step 3: Cross multiply
    2,356.56x = 3,247.98 × 2,085.06
  4. Step 4: Simplify right side
    2,356.56x = 6,772,233.18
  5. Step 5: Solve for x
    x = 6,772,233.18/2,356.56
  6. Step 6: Final answer
    x = 2,873.78

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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.