Home / 6,348.96-9,518.28-2,653.95

Finding the Fourth Proportional to 6,348.96, 9,518.28 and 2,653.95

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Solution

The fourth proportional to 6,348.96, 9,518.28 and 2,653.95 is: 3,978.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.96 : 9,518.28 = 2,653.95 : x
  2. Step 2: Convert to fraction form
    6,348.96/9,518.28 = 2,653.95/x
  3. Step 3: Cross multiply
    6,348.96x = 9,518.28 × 2,653.95
  4. Step 4: Simplify right side
    6,348.96x = 25,261,039.21
  5. Step 5: Solve for x
    x = 25,261,039.21/6,348.96
  6. Step 6: Final answer
    x = 3,978.77

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1.5x scale

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.