Home / 9,038.76-13,560.20-3,492.12

Finding the Fourth Proportional to 9,038.76, 13,560.20 and 3,492.12

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Solution

The fourth proportional to 9,038.76, 13,560.20 and 3,492.12 is: 5,238.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038.76 : 13,560.20 = 3,492.12 : x
  2. Step 2: Convert to fraction form
    9,038.76/13,560.20 = 3,492.12/x
  3. Step 3: Cross multiply
    9,038.76x = 13,560.20 × 3,492.12
  4. Step 4: Simplify right side
    9,038.76x = 47,353,845.62
  5. Step 5: Solve for x
    x = 47,353,845.62/9,038.76
  6. Step 6: Final answer
    x = 5,238.98

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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.