Home / 5,290.68-7,927.38-3,336.60

Finding the Fourth Proportional to 5,290.68, 7,927.38 and 3,336.60

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Solution

The fourth proportional to 5,290.68, 7,927.38 and 3,336.60 is: 4,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.68 : 7,927.38 = 3,336.60 : x
  2. Step 2: Convert to fraction form
    5,290.68/7,927.38 = 3,336.60/x
  3. Step 3: Cross multiply
    5,290.68x = 7,927.38 × 3,336.60
  4. Step 4: Simplify right side
    5,290.68x = 26,450,496.11
  5. Step 5: Solve for x
    x = 26,450,496.11/5,290.68
  6. Step 6: Final answer
    x = 4,999.45

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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.