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Finding the Fourth Proportional to 3,562.74, 4,913.78 and 2,303.93

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Solution

The fourth proportional to 3,562.74, 4,913.78 and 2,303.93 is: 3,177.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.74 : 4,913.78 = 2,303.93 : x
  2. Step 2: Convert to fraction form
    3,562.74/4,913.78 = 2,303.93/x
  3. Step 3: Cross multiply
    3,562.74x = 4,913.78 × 2,303.93
  4. Step 4: Simplify right side
    3,562.74x = 11,321,005.92
  5. Step 5: Solve for x
    x = 11,321,005.92/3,562.74
  6. Step 6: Final answer
    x = 3,177.61

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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.