Home / 4,457.82-6,686.53-1,684.28

Finding the Fourth Proportional to 4,457.82, 6,686.53 and 1,684.28

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Solution

The fourth proportional to 4,457.82, 6,686.53 and 1,684.28 is: 2,526.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.82 : 6,686.53 = 1,684.28 : x
  2. Step 2: Convert to fraction form
    4,457.82/6,686.53 = 1,684.28/x
  3. Step 3: Cross multiply
    4,457.82x = 6,686.53 × 1,684.28
  4. Step 4: Simplify right side
    4,457.82x = 11,261,986.64
  5. Step 5: Solve for x
    x = 11,261,986.64/4,457.82
  6. Step 6: Final answer
    x = 2,526.34

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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.