Home / 2,325.24-3,205.53-1,969.74

Finding the Fourth Proportional to 2,325.24, 3,205.53 and 1,969.74

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Solution

The fourth proportional to 2,325.24, 3,205.53 and 1,969.74 is: 2,715.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.24 : 3,205.53 = 1,969.74 : x
  2. Step 2: Convert to fraction form
    2,325.24/3,205.53 = 1,969.74/x
  3. Step 3: Cross multiply
    2,325.24x = 3,205.53 × 1,969.74
  4. Step 4: Simplify right side
    2,325.24x = 6,314,060.66
  5. Step 5: Solve for x
    x = 6,314,060.66/2,325.24
  6. Step 6: Final answer
    x = 2,715.44

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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.