Home / 7,726.85-11,590.21-1,883.46

Finding the Fourth Proportional to 7,726.85, 11,590.21 and 1,883.46

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Solution

The fourth proportional to 7,726.85, 11,590.21 and 1,883.46 is: 2,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.85 : 11,590.21 = 1,883.46 : x
  2. Step 2: Convert to fraction form
    7,726.85/11,590.21 = 1,883.46/x
  3. Step 3: Cross multiply
    7,726.85x = 11,590.21 × 1,883.46
  4. Step 4: Simplify right side
    7,726.85x = 21,829,696.93
  5. Step 5: Solve for x
    x = 21,829,696.93/7,726.85
  6. Step 6: Final answer
    x = 2,825.17

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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.