Home / 4,539.70-6,263.31-3,478.33

Finding the Fourth Proportional to 4,539.70, 6,263.31 and 3,478.33

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Solution

The fourth proportional to 4,539.70, 6,263.31 and 3,478.33 is: 4,798.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.70 : 6,263.31 = 3,478.33 : x
  2. Step 2: Convert to fraction form
    4,539.70/6,263.31 = 3,478.33/x
  3. Step 3: Cross multiply
    4,539.70x = 6,263.31 × 3,478.33
  4. Step 4: Simplify right side
    4,539.70x = 21,785,859.07
  5. Step 5: Solve for x
    x = 21,785,859.07/4,539.70
  6. Step 6: Final answer
    x = 4,798.96

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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.