Home / 5,047.84-7,580.40-4,028.32

Finding the Fourth Proportional to 5,047.84, 7,580.40 and 4,028.32

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Solution

The fourth proportional to 5,047.84, 7,580.40 and 4,028.32 is: 6,049.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.84 : 7,580.40 = 4,028.32 : x
  2. Step 2: Convert to fraction form
    5,047.84/7,580.40 = 4,028.32/x
  3. Step 3: Cross multiply
    5,047.84x = 7,580.40 × 4,028.32
  4. Step 4: Simplify right side
    5,047.84x = 30,536,276.93
  5. Step 5: Solve for x
    x = 30,536,276.93/5,047.84
  6. Step 6: Final answer
    x = 6,049.37

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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.