Home / 8,308.93-12,463.55-2,386.34

Finding the Fourth Proportional to 8,308.93, 12,463.55 and 2,386.34

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Solution

The fourth proportional to 8,308.93, 12,463.55 and 2,386.34 is: 3,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.93 : 12,463.55 = 2,386.34 : x
  2. Step 2: Convert to fraction form
    8,308.93/12,463.55 = 2,386.34/x
  3. Step 3: Cross multiply
    8,308.93x = 12,463.55 × 2,386.34
  4. Step 4: Simplify right side
    8,308.93x = 29,742,207.58
  5. Step 5: Solve for x
    x = 29,742,207.58/8,308.93
  6. Step 6: Final answer
    x = 3,579.55

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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.