Home / 7,273.84-10,903.29-4,147.45

Finding the Fourth Proportional to 7,273.84, 10,903.29 and 4,147.45

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Solution

The fourth proportional to 7,273.84, 10,903.29 and 4,147.45 is: 6,216.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.84 : 10,903.29 = 4,147.45 : x
  2. Step 2: Convert to fraction form
    7,273.84/10,903.29 = 4,147.45/x
  3. Step 3: Cross multiply
    7,273.84x = 10,903.29 × 4,147.45
  4. Step 4: Simplify right side
    7,273.84x = 45,220,850.11
  5. Step 5: Solve for x
    x = 45,220,850.11/7,273.84
  6. Step 6: Final answer
    x = 6,216.92

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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.