Home / 3,473.10-4,792.28-1,981.17

Finding the Fourth Proportional to 3,473.10, 4,792.28 and 1,981.17

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Solution

The fourth proportional to 3,473.10, 4,792.28 and 1,981.17 is: 2,733.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473.10 : 4,792.28 = 1,981.17 : x
  2. Step 2: Convert to fraction form
    3,473.10/4,792.28 = 1,981.17/x
  3. Step 3: Cross multiply
    3,473.10x = 4,792.28 × 1,981.17
  4. Step 4: Simplify right side
    3,473.10x = 9,494,311.46
  5. Step 5: Solve for x
    x = 9,494,311.46/3,473.10
  6. Step 6: Final answer
    x = 2,733.67

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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.