Home / 6,261.36-9,392.02-1,878.81

Finding the Fourth Proportional to 6,261.36, 9,392.02 and 1,878.81

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Solution

The fourth proportional to 6,261.36, 9,392.02 and 1,878.81 is: 2,818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,261.36 : 9,392.02 = 1,878.81 : x
  2. Step 2: Convert to fraction form
    6,261.36/9,392.02 = 1,878.81/x
  3. Step 3: Cross multiply
    6,261.36x = 9,392.02 × 1,878.81
  4. Step 4: Simplify right side
    6,261.36x = 17,645,821.10
  5. Step 5: Solve for x
    x = 17,645,821.10/6,261.36
  6. Step 6: Final answer
    x = 2,818.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.