Home / 2,317.16-3,197.72-1,269.32

Finding the Fourth Proportional to 2,317.16, 3,197.72 and 1,269.32

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Solution

The fourth proportional to 2,317.16, 3,197.72 and 1,269.32 is: 1,751.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.16 : 3,197.72 = 1,269.32 : x
  2. Step 2: Convert to fraction form
    2,317.16/3,197.72 = 1,269.32/x
  3. Step 3: Cross multiply
    2,317.16x = 3,197.72 × 1,269.32
  4. Step 4: Simplify right side
    2,317.16x = 4,058,929.95
  5. Step 5: Solve for x
    x = 4,058,929.95/2,317.16
  6. Step 6: Final answer
    x = 1,751.68

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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.