Home / 2,009.16-2,772.45-1,169.60

Finding the Fourth Proportional to 2,009.16, 2,772.45 and 1,169.60

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Solution

The fourth proportional to 2,009.16, 2,772.45 and 1,169.60 is: 1,613.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.16 : 2,772.45 = 1,169.60 : x
  2. Step 2: Convert to fraction form
    2,009.16/2,772.45 = 1,169.60/x
  3. Step 3: Cross multiply
    2,009.16x = 2,772.45 × 1,169.60
  4. Step 4: Simplify right side
    2,009.16x = 3,242,643.66
  5. Step 5: Solve for x
    x = 3,242,643.66/2,009.16
  6. Step 6: Final answer
    x = 1,613.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.