Home / 9,503.29-13,042.15-8,748.78

Finding the Fourth Proportional to 9,503.29, 13,042.15 and 8,748.78

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Solution

The fourth proportional to 9,503.29, 13,042.15 and 8,748.78 is: 12,006.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,503.29 : 13,042.15 = 8,748.78 : x
  2. Step 2: Convert to fraction form
    9,503.29/13,042.15 = 8,748.78/x
  3. Step 3: Cross multiply
    9,503.29x = 13,042.15 × 8,748.78
  4. Step 4: Simplify right side
    9,503.29x = 114,102,901.08
  5. Step 5: Solve for x
    x = 114,102,901.08/9,503.29
  6. Step 6: Final answer
    x = 12,006.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.