Home / 10,328.72-15,492.90-2,537.60

Finding the Fourth Proportional to 10,328.72, 15,492.90 and 2,537.60

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Solution

The fourth proportional to 10,328.72, 15,492.90 and 2,537.60 is: 3,806.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.72 : 15,492.90 = 2,537.60 : x
  2. Step 2: Convert to fraction form
    10,328.72/15,492.90 = 2,537.60/x
  3. Step 3: Cross multiply
    10,328.72x = 15,492.90 × 2,537.60
  4. Step 4: Simplify right side
    10,328.72x = 39,314,783.04
  5. Step 5: Solve for x
    x = 39,314,783.04/10,328.72
  6. Step 6: Final answer
    x = 3,806.36

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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.