Home / 4,305.88-6,457.93-1,965.23

Finding the Fourth Proportional to 4,305.88, 6,457.93 and 1,965.23

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Solution

The fourth proportional to 4,305.88, 6,457.93 and 1,965.23 is: 2,947.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.88 : 6,457.93 = 1,965.23 : x
  2. Step 2: Convert to fraction form
    4,305.88/6,457.93 = 1,965.23/x
  3. Step 3: Cross multiply
    4,305.88x = 6,457.93 × 1,965.23
  4. Step 4: Simplify right side
    4,305.88x = 12,691,317.77
  5. Step 5: Solve for x
    x = 12,691,317.77/4,305.88
  6. Step 6: Final answer
    x = 2,947.44

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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.