Home / 4,405.25-6,079.29-2,637.20

Finding the Fourth Proportional to 4,405.25, 6,079.29 and 2,637.20

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Solution

The fourth proportional to 4,405.25, 6,079.29 and 2,637.20 is: 3,639.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.25 : 6,079.29 = 2,637.20 : x
  2. Step 2: Convert to fraction form
    4,405.25/6,079.29 = 2,637.20/x
  3. Step 3: Cross multiply
    4,405.25x = 6,079.29 × 2,637.20
  4. Step 4: Simplify right side
    4,405.25x = 16,032,303.59
  5. Step 5: Solve for x
    x = 16,032,303.59/4,405.25
  6. Step 6: Final answer
    x = 3,639.36

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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.