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Finding the Fourth Proportional to 8,075.04, 11,129.04 and 5,975.52

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Solution

The fourth proportional to 8,075.04, 11,129.04 and 5,975.52 is: 8,235.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.04 : 11,129.04 = 5,975.52 : x
  2. Step 2: Convert to fraction form
    8,075.04/11,129.04 = 5,975.52/x
  3. Step 3: Cross multiply
    8,075.04x = 11,129.04 × 5,975.52
  4. Step 4: Simplify right side
    8,075.04x = 66,501,801.10
  5. Step 5: Solve for x
    x = 66,501,801.10/8,075.04
  6. Step 6: Final answer
    x = 8,235.48

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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.