Home / 3,480.16-4,802.52-1,908.22

Finding the Fourth Proportional to 3,480.16, 4,802.52 and 1,908.22

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Solution

The fourth proportional to 3,480.16, 4,802.52 and 1,908.22 is: 2,633.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.16 : 4,802.52 = 1,908.22 : x
  2. Step 2: Convert to fraction form
    3,480.16/4,802.52 = 1,908.22/x
  3. Step 3: Cross multiply
    3,480.16x = 4,802.52 × 1,908.22
  4. Step 4: Simplify right side
    3,480.16x = 9,164,264.71
  5. Step 5: Solve for x
    x = 9,164,264.71/3,480.16
  6. Step 6: Final answer
    x = 2,633.29

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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.