Home / 5,328.32-8,021.26-4,792.50

Finding the Fourth Proportional to 5,328.32, 8,021.26 and 4,792.50

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Solution

The fourth proportional to 5,328.32, 8,021.26 and 4,792.50 is: 7,214.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.32 : 8,021.26 = 4,792.50 : x
  2. Step 2: Convert to fraction form
    5,328.32/8,021.26 = 4,792.50/x
  3. Step 3: Cross multiply
    5,328.32x = 8,021.26 × 4,792.50
  4. Step 4: Simplify right side
    5,328.32x = 38,441,894.54
  5. Step 5: Solve for x
    x = 38,441,894.54/5,328.32
  6. Step 6: Final answer
    x = 7,214.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.