Home / 1,895.13-2,614.53-1,186.68

Finding the Fourth Proportional to 1,895.13, 2,614.53 and 1,186.68

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Solution

The fourth proportional to 1,895.13, 2,614.53 and 1,186.68 is: 1,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.13 : 2,614.53 = 1,186.68 : x
  2. Step 2: Convert to fraction form
    1,895.13/2,614.53 = 1,186.68/x
  3. Step 3: Cross multiply
    1,895.13x = 2,614.53 × 1,186.68
  4. Step 4: Simplify right side
    1,895.13x = 3,102,597.39
  5. Step 5: Solve for x
    x = 3,102,597.39/1,895.13
  6. Step 6: Final answer
    x = 1,637.15

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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.