Home / 7,836.52-10,815.78-4,694.44

Finding the Fourth Proportional to 7,836.52, 10,815.78 and 4,694.44

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Solution

The fourth proportional to 7,836.52, 10,815.78 and 4,694.44 is: 6,479.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.52 : 10,815.78 = 4,694.44 : x
  2. Step 2: Convert to fraction form
    7,836.52/10,815.78 = 4,694.44/x
  3. Step 3: Cross multiply
    7,836.52x = 10,815.78 × 4,694.44
  4. Step 4: Simplify right side
    7,836.52x = 50,774,030.26
  5. Step 5: Solve for x
    x = 50,774,030.26/7,836.52
  6. Step 6: Final answer
    x = 6,479.16

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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.