Home / 7,693.09-11,539.63-1,849.70

Finding the Fourth Proportional to 7,693.09, 11,539.63 and 1,849.70

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Solution

The fourth proportional to 7,693.09, 11,539.63 and 1,849.70 is: 2,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,693.09 : 11,539.63 = 1,849.70 : x
  2. Step 2: Convert to fraction form
    7,693.09/11,539.63 = 1,849.70/x
  3. Step 3: Cross multiply
    7,693.09x = 11,539.63 × 1,849.70
  4. Step 4: Simplify right side
    7,693.09x = 21,344,853.61
  5. Step 5: Solve for x
    x = 21,344,853.61/7,693.09
  6. Step 6: Final answer
    x = 2,774.55

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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.