Home / 7,823.30-10,795.88-4,286.48

Finding the Fourth Proportional to 7,823.30, 10,795.88 and 4,286.48

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Solution

The fourth proportional to 7,823.30, 10,795.88 and 4,286.48 is: 5,915.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.30 : 10,795.88 = 4,286.48 : x
  2. Step 2: Convert to fraction form
    7,823.30/10,795.88 = 4,286.48/x
  3. Step 3: Cross multiply
    7,823.30x = 10,795.88 × 4,286.48
  4. Step 4: Simplify right side
    7,823.30x = 46,276,323.70
  5. Step 5: Solve for x
    x = 46,276,323.70/7,823.30
  6. Step 6: Final answer
    x = 5,915.19

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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.