Home / 10,357.77-15,533.24-4,119.33

Finding the Fourth Proportional to 10,357.77, 15,533.24 and 4,119.33

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Solution

The fourth proportional to 10,357.77, 15,533.24 and 4,119.33 is: 6,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.77 : 15,533.24 = 4,119.33 : x
  2. Step 2: Convert to fraction form
    10,357.77/15,533.24 = 4,119.33/x
  3. Step 3: Cross multiply
    10,357.77x = 15,533.24 × 4,119.33
  4. Step 4: Simplify right side
    10,357.77x = 63,986,520.93
  5. Step 5: Solve for x
    x = 63,986,520.93/10,357.77
  6. Step 6: Final answer
    x = 6,177.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.