Home / 3,276.55-4,914.60-1,055.35

Finding the Fourth Proportional to 3,276.55, 4,914.60 and 1,055.35

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Solution

The fourth proportional to 3,276.55, 4,914.60 and 1,055.35 is: 1,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.55 : 4,914.60 = 1,055.35 : x
  2. Step 2: Convert to fraction form
    3,276.55/4,914.60 = 1,055.35/x
  3. Step 3: Cross multiply
    3,276.55x = 4,914.60 × 1,055.35
  4. Step 4: Simplify right side
    3,276.55x = 5,186,623.11
  5. Step 5: Solve for x
    x = 5,186,623.11/3,276.55
  6. Step 6: Final answer
    x = 1,582.95

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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.