Home / 8,820.72-13,237.50-6,746.70

Finding the Fourth Proportional to 8,820.72, 13,237.50 and 6,746.70

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Solution

The fourth proportional to 8,820.72, 13,237.50 and 6,746.70 is: 10,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.72 : 13,237.50 = 6,746.70 : x
  2. Step 2: Convert to fraction form
    8,820.72/13,237.50 = 6,746.70/x
  3. Step 3: Cross multiply
    8,820.72x = 13,237.50 × 6,746.70
  4. Step 4: Simplify right side
    8,820.72x = 89,309,441.25
  5. Step 5: Solve for x
    x = 89,309,441.25/8,820.72
  6. Step 6: Final answer
    x = 10,124.96

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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.