Home / 4,457.02-6,681.11-2,112.88

Finding the Fourth Proportional to 4,457.02, 6,681.11 and 2,112.88

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Solution

The fourth proportional to 4,457.02, 6,681.11 and 2,112.88 is: 3,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.02 : 6,681.11 = 2,112.88 : x
  2. Step 2: Convert to fraction form
    4,457.02/6,681.11 = 2,112.88/x
  3. Step 3: Cross multiply
    4,457.02x = 6,681.11 × 2,112.88
  4. Step 4: Simplify right side
    4,457.02x = 14,116,383.70
  5. Step 5: Solve for x
    x = 14,116,383.70/4,457.02
  6. Step 6: Final answer
    x = 3,167.22

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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.