Home / 2,769.16-3,820.08-1,707.25

Finding the Fourth Proportional to 2,769.16, 3,820.08 and 1,707.25

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Solution

The fourth proportional to 2,769.16, 3,820.08 and 1,707.25 is: 2,355.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.16 : 3,820.08 = 1,707.25 : x
  2. Step 2: Convert to fraction form
    2,769.16/3,820.08 = 1,707.25/x
  3. Step 3: Cross multiply
    2,769.16x = 3,820.08 × 1,707.25
  4. Step 4: Simplify right side
    2,769.16x = 6,521,831.58
  5. Step 5: Solve for x
    x = 6,521,831.58/2,769.16
  6. Step 6: Final answer
    x = 2,355.17

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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.