Home / 10,106.96-13,947.63-5,858.85

Finding the Fourth Proportional to 10,106.96, 13,947.63 and 5,858.85

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Solution

The fourth proportional to 10,106.96, 13,947.63 and 5,858.85 is: 8,085.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.96 : 13,947.63 = 5,858.85 : x
  2. Step 2: Convert to fraction form
    10,106.96/13,947.63 = 5,858.85/x
  3. Step 3: Cross multiply
    10,106.96x = 13,947.63 × 5,858.85
  4. Step 4: Simplify right side
    10,106.96x = 81,717,072.03
  5. Step 5: Solve for x
    x = 81,717,072.03/10,106.96
  6. Step 6: Final answer
    x = 8,085.23

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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.