Home / 6,127.20-8,492.40-5,544

Finding the Fourth Proportional to 6,127.20, 8,492.40 and 5,544

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Solution

The fourth proportional to 6,127.20, 8,492.40 and 5,544 is: 7,684.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.20 : 8,492.40 = 5,544 : x
  2. Step 2: Convert to fraction form
    6,127.20/8,492.40 = 5,544/x
  3. Step 3: Cross multiply
    6,127.20x = 8,492.40 × 5,544
  4. Step 4: Simplify right side
    6,127.20x = 47,081,865.60
  5. Step 5: Solve for x
    x = 47,081,865.60/6,127.20
  6. Step 6: Final answer
    x = 7,684.08

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.