Home / 2,355.51-3,533.45-623.91

Finding the Fourth Proportional to 2,355.51, 3,533.45 and 623.91

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Solution

The fourth proportional to 2,355.51, 3,533.45 and 623.91 is: 935.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.51 : 3,533.45 = 623.91 : x
  2. Step 2: Convert to fraction form
    2,355.51/3,533.45 = 623.91/x
  3. Step 3: Cross multiply
    2,355.51x = 3,533.45 × 623.91
  4. Step 4: Simplify right side
    2,355.51x = 2,204,551.67
  5. Step 5: Solve for x
    x = 2,204,551.67/2,355.51
  6. Step 6: Final answer
    x = 935.91

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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.