Home / 9,525.21-13,144.12-5,275.96

Finding the Fourth Proportional to 9,525.21, 13,144.12 and 5,275.96

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Solution

The fourth proportional to 9,525.21, 13,144.12 and 5,275.96 is: 7,280.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.21 : 13,144.12 = 5,275.96 : x
  2. Step 2: Convert to fraction form
    9,525.21/13,144.12 = 5,275.96/x
  3. Step 3: Cross multiply
    9,525.21x = 13,144.12 × 5,275.96
  4. Step 4: Simplify right side
    9,525.21x = 69,347,851.36
  5. Step 5: Solve for x
    x = 69,347,851.36/9,525.21
  6. Step 6: Final answer
    x = 7,280.45

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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.