Home / 1,184.99-1,639.13-1,110.65

Finding the Fourth Proportional to 1,184.99, 1,639.13 and 1,110.65

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Solution

The fourth proportional to 1,184.99, 1,639.13 and 1,110.65 is: 1,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184.99 : 1,639.13 = 1,110.65 : x
  2. Step 2: Convert to fraction form
    1,184.99/1,639.13 = 1,110.65/x
  3. Step 3: Cross multiply
    1,184.99x = 1,639.13 × 1,110.65
  4. Step 4: Simplify right side
    1,184.99x = 1,820,485.99
  5. Step 5: Solve for x
    x = 1,820,485.99/1,184.99
  6. Step 6: Final answer
    x = 1,536.29

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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.