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Finding the Fourth Proportional to 4,888.24, 7,321.02 and 4,851.82

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Solution

The fourth proportional to 4,888.24, 7,321.02 and 4,851.82 is: 7,266.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.24 : 7,321.02 = 4,851.82 : x
  2. Step 2: Convert to fraction form
    4,888.24/7,321.02 = 4,851.82/x
  3. Step 3: Cross multiply
    4,888.24x = 7,321.02 × 4,851.82
  4. Step 4: Simplify right side
    4,888.24x = 35,520,271.26
  5. Step 5: Solve for x
    x = 35,520,271.26/4,888.24
  6. Step 6: Final answer
    x = 7,266.47

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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.