Home / 4,305.84-6,457.56-1,185.11

Finding the Fourth Proportional to 4,305.84, 6,457.56 and 1,185.11

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Solution

The fourth proportional to 4,305.84, 6,457.56 and 1,185.11 is: 1,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.84 : 6,457.56 = 1,185.11 : x
  2. Step 2: Convert to fraction form
    4,305.84/6,457.56 = 1,185.11/x
  3. Step 3: Cross multiply
    4,305.84x = 6,457.56 × 1,185.11
  4. Step 4: Simplify right side
    4,305.84x = 7,652,918.93
  5. Step 5: Solve for x
    x = 7,652,918.93/4,305.84
  6. Step 6: Final answer
    x = 1,777.33

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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.