Home / 10,852.14-14,973.40-6,135.78

Finding the Fourth Proportional to 10,852.14, 14,973.40 and 6,135.78

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Solution

The fourth proportional to 10,852.14, 14,973.40 and 6,135.78 is: 8,465.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852.14 : 14,973.40 = 6,135.78 : x
  2. Step 2: Convert to fraction form
    10,852.14/14,973.40 = 6,135.78/x
  3. Step 3: Cross multiply
    10,852.14x = 14,973.40 × 6,135.78
  4. Step 4: Simplify right side
    10,852.14x = 91,873,488.25
  5. Step 5: Solve for x
    x = 91,873,488.25/10,852.14
  6. Step 6: Final answer
    x = 8,465.93

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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.