Home / 6,101.25-8,421.71-3,583.30

Finding the Fourth Proportional to 6,101.25, 8,421.71 and 3,583.30

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Solution

The fourth proportional to 6,101.25, 8,421.71 and 3,583.30 is: 4,946.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.25 : 8,421.71 = 3,583.30 : x
  2. Step 2: Convert to fraction form
    6,101.25/8,421.71 = 3,583.30/x
  3. Step 3: Cross multiply
    6,101.25x = 8,421.71 × 3,583.30
  4. Step 4: Simplify right side
    6,101.25x = 30,177,495.53
  5. Step 5: Solve for x
    x = 30,177,495.53/6,101.25
  6. Step 6: Final answer
    x = 4,946.12

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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.