Home / 8,681.04-13,023.60-2,837.64

Finding the Fourth Proportional to 8,681.04, 13,023.60 and 2,837.64

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Solution

The fourth proportional to 8,681.04, 13,023.60 and 2,837.64 is: 4,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681.04 : 13,023.60 = 2,837.64 : x
  2. Step 2: Convert to fraction form
    8,681.04/13,023.60 = 2,837.64/x
  3. Step 3: Cross multiply
    8,681.04x = 13,023.60 × 2,837.64
  4. Step 4: Simplify right side
    8,681.04x = 36,956,288.30
  5. Step 5: Solve for x
    x = 36,956,288.30/8,681.04
  6. Step 6: Final answer
    x = 4,257.13

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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.