Home / 1,824.41-2,515.52-1,264.45

Finding the Fourth Proportional to 1,824.41, 2,515.52 and 1,264.45

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Solution

The fourth proportional to 1,824.41, 2,515.52 and 1,264.45 is: 1,743.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.41 : 2,515.52 = 1,264.45 : x
  2. Step 2: Convert to fraction form
    1,824.41/2,515.52 = 1,264.45/x
  3. Step 3: Cross multiply
    1,824.41x = 2,515.52 × 1,264.45
  4. Step 4: Simplify right side
    1,824.41x = 3,180,749.26
  5. Step 5: Solve for x
    x = 3,180,749.26/1,824.41
  6. Step 6: Final answer
    x = 1,743.44

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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.