Home / 7,075.98-9,764.91-3,932.46

Finding the Fourth Proportional to 7,075.98, 9,764.91 and 3,932.46

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Solution

The fourth proportional to 7,075.98, 9,764.91 and 3,932.46 is: 5,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.98 : 9,764.91 = 3,932.46 : x
  2. Step 2: Convert to fraction form
    7,075.98/9,764.91 = 3,932.46/x
  3. Step 3: Cross multiply
    7,075.98x = 9,764.91 × 3,932.46
  4. Step 4: Simplify right side
    7,075.98x = 38,400,117.98
  5. Step 5: Solve for x
    x = 38,400,117.98/7,075.98
  6. Step 6: Final answer
    x = 5,426.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.