Home / 8,698.22-13,047.28-2,124.35

Finding the Fourth Proportional to 8,698.22, 13,047.28 and 2,124.35

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Solution

The fourth proportional to 8,698.22, 13,047.28 and 2,124.35 is: 3,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698.22 : 13,047.28 = 2,124.35 : x
  2. Step 2: Convert to fraction form
    8,698.22/13,047.28 = 2,124.35/x
  3. Step 3: Cross multiply
    8,698.22x = 13,047.28 × 2,124.35
  4. Step 4: Simplify right side
    8,698.22x = 27,717,004.34
  5. Step 5: Solve for x
    x = 27,717,004.34/8,698.22
  6. Step 6: Final answer
    x = 3,186.51

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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.