Home / 11,779.48-16,258.50-6,746.61

Finding the Fourth Proportional to 11,779.48, 16,258.50 and 6,746.61

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Solution

The fourth proportional to 11,779.48, 16,258.50 and 6,746.61 is: 9,311.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.48 : 16,258.50 = 6,746.61 : x
  2. Step 2: Convert to fraction form
    11,779.48/16,258.50 = 6,746.61/x
  3. Step 3: Cross multiply
    11,779.48x = 16,258.50 × 6,746.61
  4. Step 4: Simplify right side
    11,779.48x = 109,689,724.95
  5. Step 5: Solve for x
    x = 109,689,724.95/11,779.48
  6. Step 6: Final answer
    x = 9,311.94

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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.