Home / 7,500.16-11,203.48-5,556.16

Finding the Fourth Proportional to 7,500.16, 11,203.48 and 5,556.16

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Solution

The fourth proportional to 7,500.16, 11,203.48 and 5,556.16 is: 8,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.16 : 11,203.48 = 5,556.16 : x
  2. Step 2: Convert to fraction form
    7,500.16/11,203.48 = 5,556.16/x
  3. Step 3: Cross multiply
    7,500.16x = 11,203.48 × 5,556.16
  4. Step 4: Simplify right side
    7,500.16x = 62,248,327.44
  5. Step 5: Solve for x
    x = 62,248,327.44/7,500.16
  6. Step 6: Final answer
    x = 8,299.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.