Home / 7,575.44-10,450.74-4,430.24

Finding the Fourth Proportional to 7,575.44, 10,450.74 and 4,430.24

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Solution

The fourth proportional to 7,575.44, 10,450.74 and 4,430.24 is: 6,111.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.44 : 10,450.74 = 4,430.24 : x
  2. Step 2: Convert to fraction form
    7,575.44/10,450.74 = 4,430.24/x
  3. Step 3: Cross multiply
    7,575.44x = 10,450.74 × 4,430.24
  4. Step 4: Simplify right side
    7,575.44x = 46,299,286.38
  5. Step 5: Solve for x
    x = 46,299,286.38/7,575.44
  6. Step 6: Final answer
    x = 6,111.76

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Half scale
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Double scale
Find fourth proportional to 7,576.44, 10,452.12 and 4,431.24
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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.