Home / 9,815.46-13,541.63-6,272.52

Finding the Fourth Proportional to 9,815.46, 13,541.63 and 6,272.52

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Solution

The fourth proportional to 9,815.46, 13,541.63 and 6,272.52 is: 8,653.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,815.46 : 13,541.63 = 6,272.52 : x
  2. Step 2: Convert to fraction form
    9,815.46/13,541.63 = 6,272.52/x
  3. Step 3: Cross multiply
    9,815.46x = 13,541.63 × 6,272.52
  4. Step 4: Simplify right side
    9,815.46x = 84,940,113.65
  5. Step 5: Solve for x
    x = 84,940,113.65/9,815.46
  6. Step 6: Final answer
    x = 8,653.71

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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.