Home / 7,378.90-11,068.62-2,448.97

Finding the Fourth Proportional to 7,378.90, 11,068.62 and 2,448.97

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Solution

The fourth proportional to 7,378.90, 11,068.62 and 2,448.97 is: 3,673.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.90 : 11,068.62 = 2,448.97 : x
  2. Step 2: Convert to fraction form
    7,378.90/11,068.62 = 2,448.97/x
  3. Step 3: Cross multiply
    7,378.90x = 11,068.62 × 2,448.97
  4. Step 4: Simplify right side
    7,378.90x = 27,106,718.32
  5. Step 5: Solve for x
    x = 27,106,718.32/7,378.90
  6. Step 6: Final answer
    x = 3,673.54

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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.