Home / 2,055.63-2,836.74-1,171.45

Finding the Fourth Proportional to 2,055.63, 2,836.74 and 1,171.45

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Solution

The fourth proportional to 2,055.63, 2,836.74 and 1,171.45 is: 1,616.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.63 : 2,836.74 = 1,171.45 : x
  2. Step 2: Convert to fraction form
    2,055.63/2,836.74 = 1,171.45/x
  3. Step 3: Cross multiply
    2,055.63x = 2,836.74 × 1,171.45
  4. Step 4: Simplify right side
    2,055.63x = 3,323,084.47
  5. Step 5: Solve for x
    x = 3,323,084.47/2,055.63
  6. Step 6: Final answer
    x = 1,616.58

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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.