Home / 7,723.04-10,662.39-5,075.06

Finding the Fourth Proportional to 7,723.04, 10,662.39 and 5,075.06

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Solution

The fourth proportional to 7,723.04, 10,662.39 and 5,075.06 is: 7,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.04 : 10,662.39 = 5,075.06 : x
  2. Step 2: Convert to fraction form
    7,723.04/10,662.39 = 5,075.06/x
  3. Step 3: Cross multiply
    7,723.04x = 10,662.39 × 5,075.06
  4. Step 4: Simplify right side
    7,723.04x = 54,112,268.99
  5. Step 5: Solve for x
    x = 54,112,268.99/7,723.04
  6. Step 6: Final answer
    x = 7,006.60

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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.