Home / 5,277.42-7,911.27-4,840.02

Finding the Fourth Proportional to 5,277.42, 7,911.27 and 4,840.02

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Solution

The fourth proportional to 5,277.42, 7,911.27 and 4,840.02 is: 7,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.42 : 7,911.27 = 4,840.02 : x
  2. Step 2: Convert to fraction form
    5,277.42/7,911.27 = 4,840.02/x
  3. Step 3: Cross multiply
    5,277.42x = 7,911.27 × 4,840.02
  4. Step 4: Simplify right side
    5,277.42x = 38,290,705.03
  5. Step 5: Solve for x
    x = 38,290,705.03/5,277.42
  6. Step 6: Final answer
    x = 7,255.57

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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.