Home / 2,969.41-4,457.76-2,851.96

Finding the Fourth Proportional to 2,969.41, 4,457.76 and 2,851.96

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Solution

The fourth proportional to 2,969.41, 4,457.76 and 2,851.96 is: 4,281.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969.41 : 4,457.76 = 2,851.96 : x
  2. Step 2: Convert to fraction form
    2,969.41/4,457.76 = 2,851.96/x
  3. Step 3: Cross multiply
    2,969.41x = 4,457.76 × 2,851.96
  4. Step 4: Simplify right side
    2,969.41x = 12,713,353.21
  5. Step 5: Solve for x
    x = 12,713,353.21/2,969.41
  6. Step 6: Final answer
    x = 4,281.44

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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.