Home / 4,673.36-7,006.20-3,215.28

Finding the Fourth Proportional to 4,673.36, 7,006.20 and 3,215.28

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Solution

The fourth proportional to 4,673.36, 7,006.20 and 3,215.28 is: 4,820.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.36 : 7,006.20 = 3,215.28 : x
  2. Step 2: Convert to fraction form
    4,673.36/7,006.20 = 3,215.28/x
  3. Step 3: Cross multiply
    4,673.36x = 7,006.20 × 3,215.28
  4. Step 4: Simplify right side
    4,673.36x = 22,526,894.74
  5. Step 5: Solve for x
    x = 22,526,894.74/4,673.36
  6. Step 6: Final answer
    x = 4,820.28

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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.