Home / 4,560.19-6,840.30-1,961.30

Finding the Fourth Proportional to 4,560.19, 6,840.30 and 1,961.30

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Solution

The fourth proportional to 4,560.19, 6,840.30 and 1,961.30 is: 2,941.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,560.19 : 6,840.30 = 1,961.30 : x
  2. Step 2: Convert to fraction form
    4,560.19/6,840.30 = 1,961.30/x
  3. Step 3: Cross multiply
    4,560.19x = 6,840.30 × 1,961.30
  4. Step 4: Simplify right side
    4,560.19x = 13,415,880.39
  5. Step 5: Solve for x
    x = 13,415,880.39/4,560.19
  6. Step 6: Final answer
    x = 2,941.96

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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.