Home / 7,261.67-10,020.98-4,075.04

Finding the Fourth Proportional to 7,261.67, 10,020.98 and 4,075.04

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Solution

The fourth proportional to 7,261.67, 10,020.98 and 4,075.04 is: 5,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.67 : 10,020.98 = 4,075.04 : x
  2. Step 2: Convert to fraction form
    7,261.67/10,020.98 = 4,075.04/x
  3. Step 3: Cross multiply
    7,261.67x = 10,020.98 × 4,075.04
  4. Step 4: Simplify right side
    7,261.67x = 40,835,929.58
  5. Step 5: Solve for x
    x = 40,835,929.58/7,261.67
  6. Step 6: Final answer
    x = 5,623.49

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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.