Home / 4,410.19-6,613.93-1,290.43

Finding the Fourth Proportional to 4,410.19, 6,613.93 and 1,290.43

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Solution

The fourth proportional to 4,410.19, 6,613.93 and 1,290.43 is: 1,935.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410.19 : 6,613.93 = 1,290.43 : x
  2. Step 2: Convert to fraction form
    4,410.19/6,613.93 = 1,290.43/x
  3. Step 3: Cross multiply
    4,410.19x = 6,613.93 × 1,290.43
  4. Step 4: Simplify right side
    4,410.19x = 8,534,813.69
  5. Step 5: Solve for x
    x = 8,534,813.69/4,410.19
  6. Step 6: Final answer
    x = 1,935.25

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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.