Home / 7,525.44-10,385.28-4,380.48

Finding the Fourth Proportional to 7,525.44, 10,385.28 and 4,380.48

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Solution

The fourth proportional to 7,525.44, 10,385.28 and 4,380.48 is: 6,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.44 : 10,385.28 = 4,380.48 : x
  2. Step 2: Convert to fraction form
    7,525.44/10,385.28 = 4,380.48/x
  3. Step 3: Cross multiply
    7,525.44x = 10,385.28 × 4,380.48
  4. Step 4: Simplify right side
    7,525.44x = 45,492,511.33
  5. Step 5: Solve for x
    x = 45,492,511.33/7,525.44
  6. Step 6: Final answer
    x = 6,045.16

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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.