Home / 8,055.53-11,119.08-5,223.07

Finding the Fourth Proportional to 8,055.53, 11,119.08 and 5,223.07

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Solution

The fourth proportional to 8,055.53, 11,119.08 and 5,223.07 is: 7,209.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.53 : 11,119.08 = 5,223.07 : x
  2. Step 2: Convert to fraction form
    8,055.53/11,119.08 = 5,223.07/x
  3. Step 3: Cross multiply
    8,055.53x = 11,119.08 × 5,223.07
  4. Step 4: Simplify right side
    8,055.53x = 58,075,733.18
  5. Step 5: Solve for x
    x = 58,075,733.18/8,055.53
  6. Step 6: Final answer
    x = 7,209.42

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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.