Home / 3,492.12-5,238.36-895.08

Finding the Fourth Proportional to 3,492.12, 5,238.36 and 895.08

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Solution

The fourth proportional to 3,492.12, 5,238.36 and 895.08 is: 1,342.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.12 : 5,238.36 = 895.08 : x
  2. Step 2: Convert to fraction form
    3,492.12/5,238.36 = 895.08/x
  3. Step 3: Cross multiply
    3,492.12x = 5,238.36 × 895.08
  4. Step 4: Simplify right side
    3,492.12x = 4,688,751.27
  5. Step 5: Solve for x
    x = 4,688,751.27/3,492.12
  6. Step 6: Final answer
    x = 1,342.67

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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.