Home / 5,045.78-7,572.58-3,496.64

Finding the Fourth Proportional to 5,045.78, 7,572.58 and 3,496.64

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Solution

The fourth proportional to 5,045.78, 7,572.58 and 3,496.64 is: 5,247.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.78 : 7,572.58 = 3,496.64 : x
  2. Step 2: Convert to fraction form
    5,045.78/7,572.58 = 3,496.64/x
  3. Step 3: Cross multiply
    5,045.78x = 7,572.58 × 3,496.64
  4. Step 4: Simplify right side
    5,045.78x = 26,478,539.53
  5. Step 5: Solve for x
    x = 26,478,539.53/5,045.78
  6. Step 6: Final answer
    x = 5,247.67

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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.