Home / 5,488.28-7,573.84-2,970.39

Finding the Fourth Proportional to 5,488.28, 7,573.84 and 2,970.39

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Solution

The fourth proportional to 5,488.28, 7,573.84 and 2,970.39 is: 4,099.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.28 : 7,573.84 = 2,970.39 : x
  2. Step 2: Convert to fraction form
    5,488.28/7,573.84 = 2,970.39/x
  3. Step 3: Cross multiply
    5,488.28x = 7,573.84 × 2,970.39
  4. Step 4: Simplify right side
    5,488.28x = 22,497,205.88
  5. Step 5: Solve for x
    x = 22,497,205.88/5,488.28
  6. Step 6: Final answer
    x = 4,099.14

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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.