Home / 8,401.64-12,651.32-6,077.94

Finding the Fourth Proportional to 8,401.64, 12,651.32 and 6,077.94

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Solution

The fourth proportional to 8,401.64, 12,651.32 and 6,077.94 is: 9,152.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,401.64 : 12,651.32 = 6,077.94 : x
  2. Step 2: Convert to fraction form
    8,401.64/12,651.32 = 6,077.94/x
  3. Step 3: Cross multiply
    8,401.64x = 12,651.32 × 6,077.94
  4. Step 4: Simplify right side
    8,401.64x = 76,893,933.49
  5. Step 5: Solve for x
    x = 76,893,933.49/8,401.64
  6. Step 6: Final answer
    x = 9,152.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.