Home / 3,480.57-4,800.70-2,303.23

Finding the Fourth Proportional to 3,480.57, 4,800.70 and 2,303.23

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Solution

The fourth proportional to 3,480.57, 4,800.70 and 2,303.23 is: 3,176.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.57 : 4,800.70 = 2,303.23 : x
  2. Step 2: Convert to fraction form
    3,480.57/4,800.70 = 2,303.23/x
  3. Step 3: Cross multiply
    3,480.57x = 4,800.70 × 2,303.23
  4. Step 4: Simplify right side
    3,480.57x = 11,057,116.26
  5. Step 5: Solve for x
    x = 11,057,116.26/3,480.57
  6. Step 6: Final answer
    x = 3,176.82

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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.