Home / 4,792.32-7,188.48-1,505.49

Finding the Fourth Proportional to 4,792.32, 7,188.48 and 1,505.49

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Solution

The fourth proportional to 4,792.32, 7,188.48 and 1,505.49 is: 2,258.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.32 : 7,188.48 = 1,505.49 : x
  2. Step 2: Convert to fraction form
    4,792.32/7,188.48 = 1,505.49/x
  3. Step 3: Cross multiply
    4,792.32x = 7,188.48 × 1,505.49
  4. Step 4: Simplify right side
    4,792.32x = 10,822,184.76
  5. Step 5: Solve for x
    x = 10,822,184.76/4,792.32
  6. Step 6: Final answer
    x = 2,258.24

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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.