Home / 4,721.44-6,512.40-3,065.44

Finding the Fourth Proportional to 4,721.44, 6,512.40 and 3,065.44

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Solution

The fourth proportional to 4,721.44, 6,512.40 and 3,065.44 is: 4,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.44 : 6,512.40 = 3,065.44 : x
  2. Step 2: Convert to fraction form
    4,721.44/6,512.40 = 3,065.44/x
  3. Step 3: Cross multiply
    4,721.44x = 6,512.40 × 3,065.44
  4. Step 4: Simplify right side
    4,721.44x = 19,963,371.46
  5. Step 5: Solve for x
    x = 19,963,371.46/4,721.44
  6. Step 6: Final answer
    x = 4,228.24

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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.