Home / 9,888.06-13,645.53-6,744.25

Finding the Fourth Proportional to 9,888.06, 13,645.53 and 6,744.25

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Solution

The fourth proportional to 9,888.06, 13,645.53 and 6,744.25 is: 9,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.06 : 13,645.53 = 6,744.25 : x
  2. Step 2: Convert to fraction form
    9,888.06/13,645.53 = 6,744.25/x
  3. Step 3: Cross multiply
    9,888.06x = 13,645.53 × 6,744.25
  4. Step 4: Simplify right side
    9,888.06x = 92,028,865.70
  5. Step 5: Solve for x
    x = 92,028,865.70/9,888.06
  6. Step 6: Final answer
    x = 9,307.07

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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.