Home / 7,835.58-10,813.79-4,299.47

Finding the Fourth Proportional to 7,835.58, 10,813.79 and 4,299.47

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Solution

The fourth proportional to 7,835.58, 10,813.79 and 4,299.47 is: 5,933.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.58 : 10,813.79 = 4,299.47 : x
  2. Step 2: Convert to fraction form
    7,835.58/10,813.79 = 4,299.47/x
  3. Step 3: Cross multiply
    7,835.58x = 10,813.79 × 4,299.47
  4. Step 4: Simplify right side
    7,835.58x = 46,493,569.15
  5. Step 5: Solve for x
    x = 46,493,569.15/7,835.58
  6. Step 6: Final answer
    x = 5,933.65

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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.