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Finding the Fourth Proportional to 5,036.66, 7,553.83 and 1,917.01

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Solution

The fourth proportional to 5,036.66, 7,553.83 and 1,917.01 is: 2,875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.66 : 7,553.83 = 1,917.01 : x
  2. Step 2: Convert to fraction form
    5,036.66/7,553.83 = 1,917.01/x
  3. Step 3: Cross multiply
    5,036.66x = 7,553.83 × 1,917.01
  4. Step 4: Simplify right side
    5,036.66x = 14,480,767.65
  5. Step 5: Solve for x
    x = 14,480,767.65/5,036.66
  6. Step 6: Final answer
    x = 2,875.07

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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.