Home / 4,409.74-6,615.15-1,945.18

Finding the Fourth Proportional to 4,409.74, 6,615.15 and 1,945.18

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Solution

The fourth proportional to 4,409.74, 6,615.15 and 1,945.18 is: 2,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.74 : 6,615.15 = 1,945.18 : x
  2. Step 2: Convert to fraction form
    4,409.74/6,615.15 = 1,945.18/x
  3. Step 3: Cross multiply
    4,409.74x = 6,615.15 × 1,945.18
  4. Step 4: Simplify right side
    4,409.74x = 12,867,633.64
  5. Step 5: Solve for x
    x = 12,867,633.64/4,409.74
  6. Step 6: Final answer
    x = 2,918.00

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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.