Home / 2,792.34-4,185.32-1,560.32

Finding the Fourth Proportional to 2,792.34, 4,185.32 and 1,560.32

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Solution

The fourth proportional to 2,792.34, 4,185.32 and 1,560.32 is: 2,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.34 : 4,185.32 = 1,560.32 : x
  2. Step 2: Convert to fraction form
    2,792.34/4,185.32 = 1,560.32/x
  3. Step 3: Cross multiply
    2,792.34x = 4,185.32 × 1,560.32
  4. Step 4: Simplify right side
    2,792.34x = 6,530,438.50
  5. Step 5: Solve for x
    x = 6,530,438.50/2,792.34
  6. Step 6: Final answer
    x = 2,338.70

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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.