Home / 8,745.30-12,068.20-4,766.33

Finding the Fourth Proportional to 8,745.30, 12,068.20 and 4,766.33

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Solution

The fourth proportional to 8,745.30, 12,068.20 and 4,766.33 is: 6,577.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.30 : 12,068.20 = 4,766.33 : x
  2. Step 2: Convert to fraction form
    8,745.30/12,068.20 = 4,766.33/x
  3. Step 3: Cross multiply
    8,745.30x = 12,068.20 × 4,766.33
  4. Step 4: Simplify right side
    8,745.30x = 57,521,023.71
  5. Step 5: Solve for x
    x = 57,521,023.71/8,745.30
  6. Step 6: Final answer
    x = 6,577.36

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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.