Home / 3,852.02-5,315.52-2,173.13

Finding the Fourth Proportional to 3,852.02, 5,315.52 and 2,173.13

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Solution

The fourth proportional to 3,852.02, 5,315.52 and 2,173.13 is: 2,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.02 : 5,315.52 = 2,173.13 : x
  2. Step 2: Convert to fraction form
    3,852.02/5,315.52 = 2,173.13/x
  3. Step 3: Cross multiply
    3,852.02x = 5,315.52 × 2,173.13
  4. Step 4: Simplify right side
    3,852.02x = 11,551,317.48
  5. Step 5: Solve for x
    x = 11,551,317.48/3,852.02
  6. Step 6: Final answer
    x = 2,998.77

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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.