Home / 10,055.78-13,877.35-6,076.13

Finding the Fourth Proportional to 10,055.78, 13,877.35 and 6,076.13

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Solution

The fourth proportional to 10,055.78, 13,877.35 and 6,076.13 is: 8,385.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.78 : 13,877.35 = 6,076.13 : x
  2. Step 2: Convert to fraction form
    10,055.78/13,877.35 = 6,076.13/x
  3. Step 3: Cross multiply
    10,055.78x = 13,877.35 × 6,076.13
  4. Step 4: Simplify right side
    10,055.78x = 84,320,513.27
  5. Step 5: Solve for x
    x = 84,320,513.27/10,055.78
  6. Step 6: Final answer
    x = 8,385.28

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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.