Home / 8,513.35-12,762.84-4,068.51

Finding the Fourth Proportional to 8,513.35, 12,762.84 and 4,068.51

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Solution

The fourth proportional to 8,513.35, 12,762.84 and 4,068.51 is: 6,099.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513.35 : 12,762.84 = 4,068.51 : x
  2. Step 2: Convert to fraction form
    8,513.35/12,762.84 = 4,068.51/x
  3. Step 3: Cross multiply
    8,513.35x = 12,762.84 × 4,068.51
  4. Step 4: Simplify right side
    8,513.35x = 51,925,742.17
  5. Step 5: Solve for x
    x = 51,925,742.17/8,513.35
  6. Step 6: Final answer
    x = 6,099.33

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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.