Home / 7,383.40-11,075.10-6,081.64

Finding the Fourth Proportional to 7,383.40, 11,075.10 and 6,081.64

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Solution

The fourth proportional to 7,383.40, 11,075.10 and 6,081.64 is: 9,122.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.40 : 11,075.10 = 6,081.64 : x
  2. Step 2: Convert to fraction form
    7,383.40/11,075.10 = 6,081.64/x
  3. Step 3: Cross multiply
    7,383.40x = 11,075.10 × 6,081.64
  4. Step 4: Simplify right side
    7,383.40x = 67,354,771.16
  5. Step 5: Solve for x
    x = 67,354,771.16/7,383.40
  6. Step 6: Final answer
    x = 9,122.46

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Similar ratio
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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.