Home / 5,274.84-7,903.62-2,807.04

Finding the Fourth Proportional to 5,274.84, 7,903.62 and 2,807.04

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Solution

The fourth proportional to 5,274.84, 7,903.62 and 2,807.04 is: 4,205.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.84 : 7,903.62 = 2,807.04 : x
  2. Step 2: Convert to fraction form
    5,274.84/7,903.62 = 2,807.04/x
  3. Step 3: Cross multiply
    5,274.84x = 7,903.62 × 2,807.04
  4. Step 4: Simplify right side
    5,274.84x = 22,185,777.48
  5. Step 5: Solve for x
    x = 22,185,777.48/5,274.84
  6. Step 6: Final answer
    x = 4,205.96

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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.