Home / 7,525.51-10,383.73-4,381.09

Finding the Fourth Proportional to 7,525.51, 10,383.73 and 4,381.09

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Solution

The fourth proportional to 7,525.51, 10,383.73 and 4,381.09 is: 6,045.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.51 : 10,383.73 = 4,381.09 : x
  2. Step 2: Convert to fraction form
    7,525.51/10,383.73 = 4,381.09/x
  3. Step 3: Cross multiply
    7,525.51x = 10,383.73 × 4,381.09
  4. Step 4: Simplify right side
    7,525.51x = 45,492,018.75
  5. Step 5: Solve for x
    x = 45,492,018.75/7,525.51
  6. Step 6: Final answer
    x = 6,045.04

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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.