Home / 9,256.30-13,871.99-4,315.21

Finding the Fourth Proportional to 9,256.30, 13,871.99 and 4,315.21

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Solution

The fourth proportional to 9,256.30, 13,871.99 and 4,315.21 is: 6,467.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256.30 : 13,871.99 = 4,315.21 : x
  2. Step 2: Convert to fraction form
    9,256.30/13,871.99 = 4,315.21/x
  3. Step 3: Cross multiply
    9,256.30x = 13,871.99 × 4,315.21
  4. Step 4: Simplify right side
    9,256.30x = 59,860,526.08
  5. Step 5: Solve for x
    x = 59,860,526.08/9,256.30
  6. Step 6: Final answer
    x = 6,467.01

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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.