Home / 9,075.03-12,513.96-7,183.59

Finding the Fourth Proportional to 9,075.03, 12,513.96 and 7,183.59

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Solution

The fourth proportional to 9,075.03, 12,513.96 and 7,183.59 is: 9,905.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075.03 : 12,513.96 = 7,183.59 : x
  2. Step 2: Convert to fraction form
    9,075.03/12,513.96 = 7,183.59/x
  3. Step 3: Cross multiply
    9,075.03x = 12,513.96 × 7,183.59
  4. Step 4: Simplify right side
    9,075.03x = 89,895,157.92
  5. Step 5: Solve for x
    x = 89,895,157.92/9,075.03
  6. Step 6: Final answer
    x = 9,905.77

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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.