Home / 7,083.20-10,622.75-2,699.63

Finding the Fourth Proportional to 7,083.20, 10,622.75 and 2,699.63

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Solution

The fourth proportional to 7,083.20, 10,622.75 and 2,699.63 is: 4,048.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.20 : 10,622.75 = 2,699.63 : x
  2. Step 2: Convert to fraction form
    7,083.20/10,622.75 = 2,699.63/x
  3. Step 3: Cross multiply
    7,083.20x = 10,622.75 × 2,699.63
  4. Step 4: Simplify right side
    7,083.20x = 28,677,467.81
  5. Step 5: Solve for x
    x = 28,677,467.81/7,083.20
  6. Step 6: Final answer
    x = 4,048.66

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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.