Home / 9,237.88-12,739.77-6,258.10

Finding the Fourth Proportional to 9,237.88, 12,739.77 and 6,258.10

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Solution

The fourth proportional to 9,237.88, 12,739.77 and 6,258.10 is: 8,630.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.88 : 12,739.77 = 6,258.10 : x
  2. Step 2: Convert to fraction form
    9,237.88/12,739.77 = 6,258.10/x
  3. Step 3: Cross multiply
    9,237.88x = 12,739.77 × 6,258.10
  4. Step 4: Simplify right side
    9,237.88x = 79,726,754.64
  5. Step 5: Solve for x
    x = 79,726,754.64/9,237.88
  6. Step 6: Final answer
    x = 8,630.42

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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.