Home / 2,317.01-3,195.08-1,609.66

Finding the Fourth Proportional to 2,317.01, 3,195.08 and 1,609.66

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Solution

The fourth proportional to 2,317.01, 3,195.08 and 1,609.66 is: 2,219.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.01 : 3,195.08 = 1,609.66 : x
  2. Step 2: Convert to fraction form
    2,317.01/3,195.08 = 1,609.66/x
  3. Step 3: Cross multiply
    2,317.01x = 3,195.08 × 1,609.66
  4. Step 4: Simplify right side
    2,317.01x = 5,142,968.45
  5. Step 5: Solve for x
    x = 5,142,968.45/2,317.01
  6. Step 6: Final answer
    x = 2,219.66

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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.