Home / 8,763.96-13,139.34-4,542.67

Finding the Fourth Proportional to 8,763.96, 13,139.34 and 4,542.67

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Solution

The fourth proportional to 8,763.96, 13,139.34 and 4,542.67 is: 6,810.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763.96 : 13,139.34 = 4,542.67 : x
  2. Step 2: Convert to fraction form
    8,763.96/13,139.34 = 4,542.67/x
  3. Step 3: Cross multiply
    8,763.96x = 13,139.34 × 4,542.67
  4. Step 4: Simplify right side
    8,763.96x = 59,687,734.76
  5. Step 5: Solve for x
    x = 59,687,734.76/8,763.96
  6. Step 6: Final answer
    x = 6,810.59

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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.