Home / 5,039.94-6,954.98-2,915.30

Finding the Fourth Proportional to 5,039.94, 6,954.98 and 2,915.30

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Solution

The fourth proportional to 5,039.94, 6,954.98 and 2,915.30 is: 4,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.94 : 6,954.98 = 2,915.30 : x
  2. Step 2: Convert to fraction form
    5,039.94/6,954.98 = 2,915.30/x
  3. Step 3: Cross multiply
    5,039.94x = 6,954.98 × 2,915.30
  4. Step 4: Simplify right side
    5,039.94x = 20,275,853.19
  5. Step 5: Solve for x
    x = 20,275,853.19/5,039.94
  6. Step 6: Final answer
    x = 4,023.03

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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.