Home / 4,969.89-6,861.85-4,548.62

Finding the Fourth Proportional to 4,969.89, 6,861.85 and 4,548.62

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Solution

The fourth proportional to 4,969.89, 6,861.85 and 4,548.62 is: 6,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.89 : 6,861.85 = 4,548.62 : x
  2. Step 2: Convert to fraction form
    4,969.89/6,861.85 = 4,548.62/x
  3. Step 3: Cross multiply
    4,969.89x = 6,861.85 × 4,548.62
  4. Step 4: Simplify right side
    4,969.89x = 31,211,953.93
  5. Step 5: Solve for x
    x = 31,211,953.93/4,969.89
  6. Step 6: Final answer
    x = 6,280.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.