Home / 9,898.32-13,653.84-5,863.72

Finding the Fourth Proportional to 9,898.32, 13,653.84 and 5,863.72

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Solution

The fourth proportional to 9,898.32, 13,653.84 and 5,863.72 is: 8,088.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898.32 : 13,653.84 = 5,863.72 : x
  2. Step 2: Convert to fraction form
    9,898.32/13,653.84 = 5,863.72/x
  3. Step 3: Cross multiply
    9,898.32x = 13,653.84 × 5,863.72
  4. Step 4: Simplify right side
    9,898.32x = 80,062,294.68
  5. Step 5: Solve for x
    x = 80,062,294.68/9,898.32
  6. Step 6: Final answer
    x = 8,088.47

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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.