Home / 2,157.04-3,235.65-696.01

Finding the Fourth Proportional to 2,157.04, 3,235.65 and 696.01

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Solution

The fourth proportional to 2,157.04, 3,235.65 and 696.01 is: 1,044.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157.04 : 3,235.65 = 696.01 : x
  2. Step 2: Convert to fraction form
    2,157.04/3,235.65 = 696.01/x
  3. Step 3: Cross multiply
    2,157.04x = 3,235.65 × 696.01
  4. Step 4: Simplify right side
    2,157.04x = 2,252,044.76
  5. Step 5: Solve for x
    x = 2,252,044.76/2,157.04
  6. Step 6: Final answer
    x = 1,044.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.