Home / 8,749.97-13,124.41-3,555.71

Finding the Fourth Proportional to 8,749.97, 13,124.41 and 3,555.71

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Solution

The fourth proportional to 8,749.97, 13,124.41 and 3,555.71 is: 5,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.97 : 13,124.41 = 3,555.71 : x
  2. Step 2: Convert to fraction form
    8,749.97/13,124.41 = 3,555.71/x
  3. Step 3: Cross multiply
    8,749.97x = 13,124.41 × 3,555.71
  4. Step 4: Simplify right side
    8,749.97x = 46,666,595.88
  5. Step 5: Solve for x
    x = 46,666,595.88/8,749.97
  6. Step 6: Final answer
    x = 5,333.34

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1.5x scale

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.