Home / 9,260.33-13,888.88-2,687.45

Finding the Fourth Proportional to 9,260.33, 13,888.88 and 2,687.45

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Solution

The fourth proportional to 9,260.33, 13,888.88 and 2,687.45 is: 4,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.33 : 13,888.88 = 2,687.45 : x
  2. Step 2: Convert to fraction form
    9,260.33/13,888.88 = 2,687.45/x
  3. Step 3: Cross multiply
    9,260.33x = 13,888.88 × 2,687.45
  4. Step 4: Simplify right side
    9,260.33x = 37,325,657.12
  5. Step 5: Solve for x
    x = 37,325,657.12/9,260.33
  6. Step 6: Final answer
    x = 4,030.70

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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.