Home / 4,970.96-7,457.80-1,684.31

Finding the Fourth Proportional to 4,970.96, 7,457.80 and 1,684.31

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Solution

The fourth proportional to 4,970.96, 7,457.80 and 1,684.31 is: 2,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.96 : 7,457.80 = 1,684.31 : x
  2. Step 2: Convert to fraction form
    4,970.96/7,457.80 = 1,684.31/x
  3. Step 3: Cross multiply
    4,970.96x = 7,457.80 × 1,684.31
  4. Step 4: Simplify right side
    4,970.96x = 12,561,247.12
  5. Step 5: Solve for x
    x = 12,561,247.12/4,970.96
  6. Step 6: Final answer
    x = 2,526.93

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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.