Home / 5,557.45-8,339.79-2,047.49

Finding the Fourth Proportional to 5,557.45, 8,339.79 and 2,047.49

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Solution

The fourth proportional to 5,557.45, 8,339.79 and 2,047.49 is: 3,072.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.45 : 8,339.79 = 2,047.49 : x
  2. Step 2: Convert to fraction form
    5,557.45/8,339.79 = 2,047.49/x
  3. Step 3: Cross multiply
    5,557.45x = 8,339.79 × 2,047.49
  4. Step 4: Simplify right side
    5,557.45x = 17,075,636.63
  5. Step 5: Solve for x
    x = 17,075,636.63/5,557.45
  6. Step 6: Final answer
    x = 3,072.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.