Home / 8,726.28-13,090.63-2,803.34

Finding the Fourth Proportional to 8,726.28, 13,090.63 and 2,803.34

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Solution

The fourth proportional to 8,726.28, 13,090.63 and 2,803.34 is: 4,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.28 : 13,090.63 = 2,803.34 : x
  2. Step 2: Convert to fraction form
    8,726.28/13,090.63 = 2,803.34/x
  3. Step 3: Cross multiply
    8,726.28x = 13,090.63 × 2,803.34
  4. Step 4: Simplify right side
    8,726.28x = 36,697,522.93
  5. Step 5: Solve for x
    x = 36,697,522.93/8,726.28
  6. Step 6: Final answer
    x = 4,205.40

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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.