Home / 7,083.35-10,625.02-2,920.45

Finding the Fourth Proportional to 7,083.35, 10,625.02 and 2,920.45

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Solution

The fourth proportional to 7,083.35, 10,625.02 and 2,920.45 is: 4,380.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.35 : 10,625.02 = 2,920.45 : x
  2. Step 2: Convert to fraction form
    7,083.35/10,625.02 = 2,920.45/x
  3. Step 3: Cross multiply
    7,083.35x = 10,625.02 × 2,920.45
  4. Step 4: Simplify right side
    7,083.35x = 31,029,825.06
  5. Step 5: Solve for x
    x = 31,029,825.06/7,083.35
  6. Step 6: Final answer
    x = 4,380.67

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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.