Home / 3,328.47-4,593.81-1,984.14

Finding the Fourth Proportional to 3,328.47, 4,593.81 and 1,984.14

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Solution

The fourth proportional to 3,328.47, 4,593.81 and 1,984.14 is: 2,738.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.47 : 4,593.81 = 1,984.14 : x
  2. Step 2: Convert to fraction form
    3,328.47/4,593.81 = 1,984.14/x
  3. Step 3: Cross multiply
    3,328.47x = 4,593.81 × 1,984.14
  4. Step 4: Simplify right side
    3,328.47x = 9,114,762.17
  5. Step 5: Solve for x
    x = 9,114,762.17/3,328.47
  6. Step 6: Final answer
    x = 2,738.42

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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.