Home / 5,454.63-7,527.39-2,970.63

Finding the Fourth Proportional to 5,454.63, 7,527.39 and 2,970.63

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Solution

The fourth proportional to 5,454.63, 7,527.39 and 2,970.63 is: 4,099.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.63 : 7,527.39 = 2,970.63 : x
  2. Step 2: Convert to fraction form
    5,454.63/7,527.39 = 2,970.63/x
  3. Step 3: Cross multiply
    5,454.63x = 7,527.39 × 2,970.63
  4. Step 4: Simplify right side
    5,454.63x = 22,361,090.56
  5. Step 5: Solve for x
    x = 22,361,090.56/5,454.63
  6. Step 6: Final answer
    x = 4,099.47

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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.