Home / 7,230.36-10,844.47-1,965.68

Finding the Fourth Proportional to 7,230.36, 10,844.47 and 1,965.68

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Solution

The fourth proportional to 7,230.36, 10,844.47 and 1,965.68 is: 2,948.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230.36 : 10,844.47 = 1,965.68 : x
  2. Step 2: Convert to fraction form
    7,230.36/10,844.47 = 1,965.68/x
  3. Step 3: Cross multiply
    7,230.36x = 10,844.47 × 1,965.68
  4. Step 4: Simplify right side
    7,230.36x = 21,316,693.74
  5. Step 5: Solve for x
    x = 21,316,693.74/7,230.36
  6. Step 6: Final answer
    x = 2,948.22

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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.