Home / 3,715.07-5,572.73-1,118.00

Finding the Fourth Proportional to 3,715.07, 5,572.73 and 1,118.00

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Solution

The fourth proportional to 3,715.07, 5,572.73 and 1,118.00 is: 1,677.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.07 : 5,572.73 = 1,118.00 : x
  2. Step 2: Convert to fraction form
    3,715.07/5,572.73 = 1,118.00/x
  3. Step 3: Cross multiply
    3,715.07x = 5,572.73 × 1,118.00
  4. Step 4: Simplify right side
    3,715.07x = 6,230,328.87
  5. Step 5: Solve for x
    x = 6,230,328.87/3,715.07
  6. Step 6: Final answer
    x = 1,677.04

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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.