Home / 7,539.54-11,307.51-2,859.99

Finding the Fourth Proportional to 7,539.54, 11,307.51 and 2,859.99

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Solution

The fourth proportional to 7,539.54, 11,307.51 and 2,859.99 is: 4,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.54 : 11,307.51 = 2,859.99 : x
  2. Step 2: Convert to fraction form
    7,539.54/11,307.51 = 2,859.99/x
  3. Step 3: Cross multiply
    7,539.54x = 11,307.51 × 2,859.99
  4. Step 4: Simplify right side
    7,539.54x = 32,339,365.52
  5. Step 5: Solve for x
    x = 32,339,365.52/7,539.54
  6. Step 6: Final answer
    x = 4,289.30

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Similar ratio
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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.