Home / 3,395.44-4,683-2,151.28

Finding the Fourth Proportional to 3,395.44, 4,683 and 2,151.28

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Solution

The fourth proportional to 3,395.44, 4,683 and 2,151.28 is: 2,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.44 : 4,683 = 2,151.28 : x
  2. Step 2: Convert to fraction form
    3,395.44/4,683 = 2,151.28/x
  3. Step 3: Cross multiply
    3,395.44x = 4,683 × 2,151.28
  4. Step 4: Simplify right side
    3,395.44x = 10,074,444.24
  5. Step 5: Solve for x
    x = 10,074,444.24/3,395.44
  6. Step 6: Final answer
    x = 2,967.05

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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.