Home / 5,323.32-7,348.44-3,411.60

Finding the Fourth Proportional to 5,323.32, 7,348.44 and 3,411.60

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Solution

The fourth proportional to 5,323.32, 7,348.44 and 3,411.60 is: 4,709.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.32 : 7,348.44 = 3,411.60 : x
  2. Step 2: Convert to fraction form
    5,323.32/7,348.44 = 3,411.60/x
  3. Step 3: Cross multiply
    5,323.32x = 7,348.44 × 3,411.60
  4. Step 4: Simplify right side
    5,323.32x = 25,069,937.90
  5. Step 5: Solve for x
    x = 25,069,937.90/5,323.32
  6. Step 6: Final answer
    x = 4,709.46

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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.