Home / 10,078.36-13,907.06-5,828.74

Finding the Fourth Proportional to 10,078.36, 13,907.06 and 5,828.74

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Solution

The fourth proportional to 10,078.36, 13,907.06 and 5,828.74 is: 8,043.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078.36 : 13,907.06 = 5,828.74 : x
  2. Step 2: Convert to fraction form
    10,078.36/13,907.06 = 5,828.74/x
  3. Step 3: Cross multiply
    10,078.36x = 13,907.06 × 5,828.74
  4. Step 4: Simplify right side
    10,078.36x = 81,060,636.90
  5. Step 5: Solve for x
    x = 81,060,636.90/10,078.36
  6. Step 6: Final answer
    x = 8,043.04

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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.