Home / 4,220.50-6,328.02-2,274.10

Finding the Fourth Proportional to 4,220.50, 6,328.02 and 2,274.10

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Solution

The fourth proportional to 4,220.50, 6,328.02 and 2,274.10 is: 3,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.50 : 6,328.02 = 2,274.10 : x
  2. Step 2: Convert to fraction form
    4,220.50/6,328.02 = 2,274.10/x
  3. Step 3: Cross multiply
    4,220.50x = 6,328.02 × 2,274.10
  4. Step 4: Simplify right side
    4,220.50x = 14,390,550.28
  5. Step 5: Solve for x
    x = 14,390,550.28/4,220.50
  6. Step 6: Final answer
    x = 3,409.68

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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.