Home / 8,501.38-12,733.61-4,109.63

Finding the Fourth Proportional to 8,501.38, 12,733.61 and 4,109.63

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Solution

The fourth proportional to 8,501.38, 12,733.61 and 4,109.63 is: 6,155.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.38 : 12,733.61 = 4,109.63 : x
  2. Step 2: Convert to fraction form
    8,501.38/12,733.61 = 4,109.63/x
  3. Step 3: Cross multiply
    8,501.38x = 12,733.61 × 4,109.63
  4. Step 4: Simplify right side
    8,501.38x = 52,330,341.45
  5. Step 5: Solve for x
    x = 52,330,341.45/8,501.38
  6. Step 6: Final answer
    x = 6,155.51

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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.