Home / 4,503.79-6,215.97-3,328.21

Finding the Fourth Proportional to 4,503.79, 6,215.97 and 3,328.21

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Solution

The fourth proportional to 4,503.79, 6,215.97 and 3,328.21 is: 4,593.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.79 : 6,215.97 = 3,328.21 : x
  2. Step 2: Convert to fraction form
    4,503.79/6,215.97 = 3,328.21/x
  3. Step 3: Cross multiply
    4,503.79x = 6,215.97 × 3,328.21
  4. Step 4: Simplify right side
    4,503.79x = 20,688,053.51
  5. Step 5: Solve for x
    x = 20,688,053.51/4,503.79
  6. Step 6: Final answer
    x = 4,593.48

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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.