Home / 2,051.19-2,823.66-1,553.04

Finding the Fourth Proportional to 2,051.19, 2,823.66 and 1,553.04

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Solution

The fourth proportional to 2,051.19, 2,823.66 and 1,553.04 is: 2,137.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.19 : 2,823.66 = 1,553.04 : x
  2. Step 2: Convert to fraction form
    2,051.19/2,823.66 = 1,553.04/x
  3. Step 3: Cross multiply
    2,051.19x = 2,823.66 × 1,553.04
  4. Step 4: Simplify right side
    2,051.19x = 4,385,256.93
  5. Step 5: Solve for x
    x = 4,385,256.93/2,051.19
  6. Step 6: Final answer
    x = 2,137.91

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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.