Home / 8,693.34-13,040.76-2,453.40

Finding the Fourth Proportional to 8,693.34, 13,040.76 and 2,453.40

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Solution

The fourth proportional to 8,693.34, 13,040.76 and 2,453.40 is: 3,680.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.34 : 13,040.76 = 2,453.40 : x
  2. Step 2: Convert to fraction form
    8,693.34/13,040.76 = 2,453.40/x
  3. Step 3: Cross multiply
    8,693.34x = 13,040.76 × 2,453.40
  4. Step 4: Simplify right side
    8,693.34x = 31,994,200.58
  5. Step 5: Solve for x
    x = 31,994,200.58/8,693.34
  6. Step 6: Final answer
    x = 3,680.31

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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.