Home / 7,107.63-10,647.46-6,703.03

Finding the Fourth Proportional to 7,107.63, 10,647.46 and 6,703.03

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Solution

The fourth proportional to 7,107.63, 10,647.46 and 6,703.03 is: 10,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107.63 : 10,647.46 = 6,703.03 : x
  2. Step 2: Convert to fraction form
    7,107.63/10,647.46 = 6,703.03/x
  3. Step 3: Cross multiply
    7,107.63x = 10,647.46 × 6,703.03
  4. Step 4: Simplify right side
    7,107.63x = 71,370,243.80
  5. Step 5: Solve for x
    x = 71,370,243.80/7,107.63
  6. Step 6: Final answer
    x = 10,041.36

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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.