Home / 9,945.90-13,726.05-6,582.84

Finding the Fourth Proportional to 9,945.90, 13,726.05 and 6,582.84

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Solution

The fourth proportional to 9,945.90, 13,726.05 and 6,582.84 is: 9,084.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.90 : 13,726.05 = 6,582.84 : x
  2. Step 2: Convert to fraction form
    9,945.90/13,726.05 = 6,582.84/x
  3. Step 3: Cross multiply
    9,945.90x = 13,726.05 × 6,582.84
  4. Step 4: Simplify right side
    9,945.90x = 90,356,390.98
  5. Step 5: Solve for x
    x = 90,356,390.98/9,945.90
  6. Step 6: Final answer
    x = 9,084.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.