Home / 4,969.42-7,457.54-2,047.70

Finding the Fourth Proportional to 4,969.42, 7,457.54 and 2,047.70

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Solution

The fourth proportional to 4,969.42, 7,457.54 and 2,047.70 is: 3,072.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.42 : 7,457.54 = 2,047.70 : x
  2. Step 2: Convert to fraction form
    4,969.42/7,457.54 = 2,047.70/x
  3. Step 3: Cross multiply
    4,969.42x = 7,457.54 × 2,047.70
  4. Step 4: Simplify right side
    4,969.42x = 15,270,813.06
  5. Step 5: Solve for x
    x = 15,270,813.06/4,969.42
  6. Step 6: Final answer
    x = 3,072.96

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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.