Home / 6,260.25-8,639.36-3,607.31

Finding the Fourth Proportional to 6,260.25, 8,639.36 and 3,607.31

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Solution

The fourth proportional to 6,260.25, 8,639.36 and 3,607.31 is: 4,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.25 : 8,639.36 = 3,607.31 : x
  2. Step 2: Convert to fraction form
    6,260.25/8,639.36 = 3,607.31/x
  3. Step 3: Cross multiply
    6,260.25x = 8,639.36 × 3,607.31
  4. Step 4: Simplify right side
    6,260.25x = 31,164,788.49
  5. Step 5: Solve for x
    x = 31,164,788.49/6,260.25
  6. Step 6: Final answer
    x = 4,978.20

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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.