Home / 9,075.38-13,600.29-7,218.25

Finding the Fourth Proportional to 9,075.38, 13,600.29 and 7,218.25

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Solution

The fourth proportional to 9,075.38, 13,600.29 and 7,218.25 is: 10,817.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075.38 : 13,600.29 = 7,218.25 : x
  2. Step 2: Convert to fraction form
    9,075.38/13,600.29 = 7,218.25/x
  3. Step 3: Cross multiply
    9,075.38x = 13,600.29 × 7,218.25
  4. Step 4: Simplify right side
    9,075.38x = 98,170,293.29
  5. Step 5: Solve for x
    x = 98,170,293.29/9,075.38
  6. Step 6: Final answer
    x = 10,817.21

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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.