Home / 7,276.16-10,914.29-3,326.60

Finding the Fourth Proportional to 7,276.16, 10,914.29 and 3,326.60

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Solution

The fourth proportional to 7,276.16, 10,914.29 and 3,326.60 is: 4,989.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.16 : 10,914.29 = 3,326.60 : x
  2. Step 2: Convert to fraction form
    7,276.16/10,914.29 = 3,326.60/x
  3. Step 3: Cross multiply
    7,276.16x = 10,914.29 × 3,326.60
  4. Step 4: Simplify right side
    7,276.16x = 36,307,477.11
  5. Step 5: Solve for x
    x = 36,307,477.11/7,276.16
  6. Step 6: Final answer
    x = 4,989.92

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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.