Home / 1,955.07-2,697.98-1,168.97

Finding the Fourth Proportional to 1,955.07, 2,697.98 and 1,168.97

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Solution

The fourth proportional to 1,955.07, 2,697.98 and 1,168.97 is: 1,613.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.07 : 2,697.98 = 1,168.97 : x
  2. Step 2: Convert to fraction form
    1,955.07/2,697.98 = 1,168.97/x
  3. Step 3: Cross multiply
    1,955.07x = 2,697.98 × 1,168.97
  4. Step 4: Simplify right side
    1,955.07x = 3,153,838.35
  5. Step 5: Solve for x
    x = 3,153,838.35/1,955.07
  6. Step 6: Final answer
    x = 1,613.16

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1.5x scale

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.