Home / 3,504.61-4,836.34-1,911.25

Finding the Fourth Proportional to 3,504.61, 4,836.34 and 1,911.25

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Solution

The fourth proportional to 3,504.61, 4,836.34 and 1,911.25 is: 2,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.61 : 4,836.34 = 1,911.25 : x
  2. Step 2: Convert to fraction form
    3,504.61/4,836.34 = 1,911.25/x
  3. Step 3: Cross multiply
    3,504.61x = 4,836.34 × 1,911.25
  4. Step 4: Simplify right side
    3,504.61x = 9,243,468.63
  5. Step 5: Solve for x
    x = 9,243,468.63/3,504.61
  6. Step 6: Final answer
    x = 2,637.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.