Home / 3,415.52-5,127.37-2,316.55

Finding the Fourth Proportional to 3,415.52, 5,127.37 and 2,316.55

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Solution

The fourth proportional to 3,415.52, 5,127.37 and 2,316.55 is: 3,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.52 : 5,127.37 = 2,316.55 : x
  2. Step 2: Convert to fraction form
    3,415.52/5,127.37 = 2,316.55/x
  3. Step 3: Cross multiply
    3,415.52x = 5,127.37 × 2,316.55
  4. Step 4: Simplify right side
    3,415.52x = 11,877,808.97
  5. Step 5: Solve for x
    x = 11,877,808.97/3,415.52
  6. Step 6: Final answer
    x = 3,477.60

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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.