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Finding the Fourth Proportional to 6,707.19, 10,075.37 and 4,520.19

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Solution

The fourth proportional to 6,707.19, 10,075.37 and 4,520.19 is: 6,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.19 : 10,075.37 = 4,520.19 : x
  2. Step 2: Convert to fraction form
    6,707.19/10,075.37 = 4,520.19/x
  3. Step 3: Cross multiply
    6,707.19x = 10,075.37 × 4,520.19
  4. Step 4: Simplify right side
    6,707.19x = 45,542,564.12
  5. Step 5: Solve for x
    x = 45,542,564.12/6,707.19
  6. Step 6: Final answer
    x = 6,790.11

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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.