Home / 12,258.24-18,385.92-4,466.40

Finding the Fourth Proportional to 12,258.24, 18,385.92 and 4,466.40

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Solution

The fourth proportional to 12,258.24, 18,385.92 and 4,466.40 is: 6,699.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258.24 : 18,385.92 = 4,466.40 : x
  2. Step 2: Convert to fraction form
    12,258.24/18,385.92 = 4,466.40/x
  3. Step 3: Cross multiply
    12,258.24x = 18,385.92 × 4,466.40
  4. Step 4: Simplify right side
    12,258.24x = 82,118,873.09
  5. Step 5: Solve for x
    x = 82,118,873.09/12,258.24
  6. Step 6: Final answer
    x = 6,699.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.