Home / 8,214.08-12,319.92-2,370

Finding the Fourth Proportional to 8,214.08, 12,319.92 and 2,370

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Solution

The fourth proportional to 8,214.08, 12,319.92 and 2,370 is: 3,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.08 : 12,319.92 = 2,370 : x
  2. Step 2: Convert to fraction form
    8,214.08/12,319.92 = 2,370/x
  3. Step 3: Cross multiply
    8,214.08x = 12,319.92 × 2,370
  4. Step 4: Simplify right side
    8,214.08x = 29,198,210.40
  5. Step 5: Solve for x
    x = 29,198,210.40/8,214.08
  6. Step 6: Final answer
    x = 3,554.65

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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.