Home / 9,487.07-14,230.64-3,645.05

Finding the Fourth Proportional to 9,487.07, 14,230.64 and 3,645.05

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Solution

The fourth proportional to 9,487.07, 14,230.64 and 3,645.05 is: 5,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.07 : 14,230.64 = 3,645.05 : x
  2. Step 2: Convert to fraction form
    9,487.07/14,230.64 = 3,645.05/x
  3. Step 3: Cross multiply
    9,487.07x = 14,230.64 × 3,645.05
  4. Step 4: Simplify right side
    9,487.07x = 51,871,391.84
  5. Step 5: Solve for x
    x = 51,871,391.84/9,487.07
  6. Step 6: Final answer
    x = 5,467.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.