Home / 4,971.67-7,457.55-1,684.81

Finding the Fourth Proportional to 4,971.67, 7,457.55 and 1,684.81

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Solution

The fourth proportional to 4,971.67, 7,457.55 and 1,684.81 is: 2,527.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.67 : 7,457.55 = 1,684.81 : x
  2. Step 2: Convert to fraction form
    4,971.67/7,457.55 = 1,684.81/x
  3. Step 3: Cross multiply
    4,971.67x = 7,457.55 × 1,684.81
  4. Step 4: Simplify right side
    4,971.67x = 12,564,554.82
  5. Step 5: Solve for x
    x = 12,564,554.82/4,971.67
  6. Step 6: Final answer
    x = 2,527.23

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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.