Home / 5,323.24-7,985.58-1,859.56

Finding the Fourth Proportional to 5,323.24, 7,985.58 and 1,859.56

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Solution

The fourth proportional to 5,323.24, 7,985.58 and 1,859.56 is: 2,789.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.24 : 7,985.58 = 1,859.56 : x
  2. Step 2: Convert to fraction form
    5,323.24/7,985.58 = 1,859.56/x
  3. Step 3: Cross multiply
    5,323.24x = 7,985.58 × 1,859.56
  4. Step 4: Simplify right side
    5,323.24x = 14,849,665.14
  5. Step 5: Solve for x
    x = 14,849,665.14/5,323.24
  6. Step 6: Final answer
    x = 2,789.59

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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.