Home / 6,378.49-8,802.44-3,546.10

Finding the Fourth Proportional to 6,378.49, 8,802.44 and 3,546.10

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Solution

The fourth proportional to 6,378.49, 8,802.44 and 3,546.10 is: 4,893.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.49 : 8,802.44 = 3,546.10 : x
  2. Step 2: Convert to fraction form
    6,378.49/8,802.44 = 3,546.10/x
  3. Step 3: Cross multiply
    6,378.49x = 8,802.44 × 3,546.10
  4. Step 4: Simplify right side
    6,378.49x = 31,214,332.48
  5. Step 5: Solve for x
    x = 31,214,332.48/6,378.49
  6. Step 6: Final answer
    x = 4,893.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.