Home / 10,573.36-15,860.16-2,782.96

Finding the Fourth Proportional to 10,573.36, 15,860.16 and 2,782.96

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Solution

The fourth proportional to 10,573.36, 15,860.16 and 2,782.96 is: 4,174.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,573.36 : 15,860.16 = 2,782.96 : x
  2. Step 2: Convert to fraction form
    10,573.36/15,860.16 = 2,782.96/x
  3. Step 3: Cross multiply
    10,573.36x = 15,860.16 × 2,782.96
  4. Step 4: Simplify right side
    10,573.36x = 44,138,190.87
  5. Step 5: Solve for x
    x = 44,138,190.87/10,573.36
  6. Step 6: Final answer
    x = 4,174.47

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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.