Home / 3,497.47-5,239.36-1,851.75

Finding the Fourth Proportional to 3,497.47, 5,239.36 and 1,851.75

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Solution

The fourth proportional to 3,497.47, 5,239.36 and 1,851.75 is: 2,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.47 : 5,239.36 = 1,851.75 : x
  2. Step 2: Convert to fraction form
    3,497.47/5,239.36 = 1,851.75/x
  3. Step 3: Cross multiply
    3,497.47x = 5,239.36 × 1,851.75
  4. Step 4: Simplify right side
    3,497.47x = 9,701,984.88
  5. Step 5: Solve for x
    x = 9,701,984.88/3,497.47
  6. Step 6: Final answer
    x = 2,774.00

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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.