Home / 5,193.16-7,166.98-2,955.72

Finding the Fourth Proportional to 5,193.16, 7,166.98 and 2,955.72

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Solution

The fourth proportional to 5,193.16, 7,166.98 and 2,955.72 is: 4,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.16 : 7,166.98 = 2,955.72 : x
  2. Step 2: Convert to fraction form
    5,193.16/7,166.98 = 2,955.72/x
  3. Step 3: Cross multiply
    5,193.16x = 7,166.98 × 2,955.72
  4. Step 4: Simplify right side
    5,193.16x = 21,183,550.29
  5. Step 5: Solve for x
    x = 21,183,550.29/5,193.16
  6. Step 6: Final answer
    x = 4,079.13

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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.