Home / 9,289.10-12,826.41-6,104.90

Finding the Fourth Proportional to 9,289.10, 12,826.41 and 6,104.90

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Solution

The fourth proportional to 9,289.10, 12,826.41 and 6,104.90 is: 8,429.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289.10 : 12,826.41 = 6,104.90 : x
  2. Step 2: Convert to fraction form
    9,289.10/12,826.41 = 6,104.90/x
  3. Step 3: Cross multiply
    9,289.10x = 12,826.41 × 6,104.90
  4. Step 4: Simplify right side
    9,289.10x = 78,303,950.41
  5. Step 5: Solve for x
    x = 78,303,950.41/9,289.10
  6. Step 6: Final answer
    x = 8,429.66

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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.