Home / 5,193.32-7,166.49-2,955.74

Finding the Fourth Proportional to 5,193.32, 7,166.49 and 2,955.74

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Solution

The fourth proportional to 5,193.32, 7,166.49 and 2,955.74 is: 4,078.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.32 : 7,166.49 = 2,955.74 : x
  2. Step 2: Convert to fraction form
    5,193.32/7,166.49 = 2,955.74/x
  3. Step 3: Cross multiply
    5,193.32x = 7,166.49 × 2,955.74
  4. Step 4: Simplify right side
    5,193.32x = 21,182,281.15
  5. Step 5: Solve for x
    x = 21,182,281.15/5,193.32
  6. Step 6: Final answer
    x = 4,078.76

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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.