Home / 5,009.96-6,915.58-3,020.60

Finding the Fourth Proportional to 5,009.96, 6,915.58 and 3,020.60

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Solution

The fourth proportional to 5,009.96, 6,915.58 and 3,020.60 is: 4,169.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.96 : 6,915.58 = 3,020.60 : x
  2. Step 2: Convert to fraction form
    5,009.96/6,915.58 = 3,020.60/x
  3. Step 3: Cross multiply
    5,009.96x = 6,915.58 × 3,020.60
  4. Step 4: Simplify right side
    5,009.96x = 20,889,200.95
  5. Step 5: Solve for x
    x = 20,889,200.95/5,009.96
  6. Step 6: Final answer
    x = 4,169.53

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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.