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Finding the Fourth Proportional to 2,393.06, 3,303.07 and 1,553.71

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Solution

The fourth proportional to 2,393.06, 3,303.07 and 1,553.71 is: 2,144.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.06 : 3,303.07 = 1,553.71 : x
  2. Step 2: Convert to fraction form
    2,393.06/3,303.07 = 1,553.71/x
  3. Step 3: Cross multiply
    2,393.06x = 3,303.07 × 1,553.71
  4. Step 4: Simplify right side
    2,393.06x = 5,132,005.12
  5. Step 5: Solve for x
    x = 5,132,005.12/2,393.06
  6. Step 6: Final answer
    x = 2,144.54

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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.