Home / 8,075.06-12,110.37-5,109.04

Finding the Fourth Proportional to 8,075.06, 12,110.37 and 5,109.04

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Solution

The fourth proportional to 8,075.06, 12,110.37 and 5,109.04 is: 7,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.06 : 12,110.37 = 5,109.04 : x
  2. Step 2: Convert to fraction form
    8,075.06/12,110.37 = 5,109.04/x
  3. Step 3: Cross multiply
    8,075.06x = 12,110.37 × 5,109.04
  4. Step 4: Simplify right side
    8,075.06x = 61,872,334.47
  5. Step 5: Solve for x
    x = 61,872,334.47/8,075.06
  6. Step 6: Final answer
    x = 7,662.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.