Home / 3,270.72-4,510.30-2,328.08

Finding the Fourth Proportional to 3,270.72, 4,510.30 and 2,328.08

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Solution

The fourth proportional to 3,270.72, 4,510.30 and 2,328.08 is: 3,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.72 : 4,510.30 = 2,328.08 : x
  2. Step 2: Convert to fraction form
    3,270.72/4,510.30 = 2,328.08/x
  3. Step 3: Cross multiply
    3,270.72x = 4,510.30 × 2,328.08
  4. Step 4: Simplify right side
    3,270.72x = 10,500,339.22
  5. Step 5: Solve for x
    x = 10,500,339.22/3,270.72
  6. Step 6: Final answer
    x = 3,210.41

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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.