Home / 4,812.48-6,638.36-3,320.33

Finding the Fourth Proportional to 4,812.48, 6,638.36 and 3,320.33

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Solution

The fourth proportional to 4,812.48, 6,638.36 and 3,320.33 is: 4,580.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.48 : 6,638.36 = 3,320.33 : x
  2. Step 2: Convert to fraction form
    4,812.48/6,638.36 = 3,320.33/x
  3. Step 3: Cross multiply
    4,812.48x = 6,638.36 × 3,320.33
  4. Step 4: Simplify right side
    4,812.48x = 22,041,496.07
  5. Step 5: Solve for x
    x = 22,041,496.07/4,812.48
  6. Step 6: Final answer
    x = 4,580.07

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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.