Home / 2,325.42-3,206.52-1,971.18

Finding the Fourth Proportional to 2,325.42, 3,206.52 and 1,971.18

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Solution

The fourth proportional to 2,325.42, 3,206.52 and 1,971.18 is: 2,718.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.42 : 3,206.52 = 1,971.18 : x
  2. Step 2: Convert to fraction form
    2,325.42/3,206.52 = 1,971.18/x
  3. Step 3: Cross multiply
    2,325.42x = 3,206.52 × 1,971.18
  4. Step 4: Simplify right side
    2,325.42x = 6,320,628.09
  5. Step 5: Solve for x
    x = 6,320,628.09/2,325.42
  6. Step 6: Final answer
    x = 2,718.06

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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.