Home / 4,825.26-7,239.02-1,538.10

Finding the Fourth Proportional to 4,825.26, 7,239.02 and 1,538.10

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Solution

The fourth proportional to 4,825.26, 7,239.02 and 1,538.10 is: 2,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.26 : 7,239.02 = 1,538.10 : x
  2. Step 2: Convert to fraction form
    4,825.26/7,239.02 = 1,538.10/x
  3. Step 3: Cross multiply
    4,825.26x = 7,239.02 × 1,538.10
  4. Step 4: Simplify right side
    4,825.26x = 11,134,328.97
  5. Step 5: Solve for x
    x = 11,134,328.97/4,825.26
  6. Step 6: Final answer
    x = 2,307.51

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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.