Home / 4,918.08-7,378.74-1,995.60

Finding the Fourth Proportional to 4,918.08, 7,378.74 and 1,995.60

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Solution

The fourth proportional to 4,918.08, 7,378.74 and 1,995.60 is: 2,994.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.08 : 7,378.74 = 1,995.60 : x
  2. Step 2: Convert to fraction form
    4,918.08/7,378.74 = 1,995.60/x
  3. Step 3: Cross multiply
    4,918.08x = 7,378.74 × 1,995.60
  4. Step 4: Simplify right side
    4,918.08x = 14,725,013.54
  5. Step 5: Solve for x
    x = 14,725,013.54/4,918.08
  6. Step 6: Final answer
    x = 2,994.06

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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.