Home / 2,060.65-2,843.70-1,116.45

Finding the Fourth Proportional to 2,060.65, 2,843.70 and 1,116.45

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Solution

The fourth proportional to 2,060.65, 2,843.70 and 1,116.45 is: 1,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.65 : 2,843.70 = 1,116.45 : x
  2. Step 2: Convert to fraction form
    2,060.65/2,843.70 = 1,116.45/x
  3. Step 3: Cross multiply
    2,060.65x = 2,843.70 × 1,116.45
  4. Step 4: Simplify right side
    2,060.65x = 3,174,848.87
  5. Step 5: Solve for x
    x = 3,174,848.87/2,060.65
  6. Step 6: Final answer
    x = 1,540.70

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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.