Home / 10,628.96-15,943.56-4,384.67

Finding the Fourth Proportional to 10,628.96, 15,943.56 and 4,384.67

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Solution

The fourth proportional to 10,628.96, 15,943.56 and 4,384.67 is: 6,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628.96 : 15,943.56 = 4,384.67 : x
  2. Step 2: Convert to fraction form
    10,628.96/15,943.56 = 4,384.67/x
  3. Step 3: Cross multiply
    10,628.96x = 15,943.56 × 4,384.67
  4. Step 4: Simplify right side
    10,628.96x = 69,907,227.30
  5. Step 5: Solve for x
    x = 69,907,227.30/10,628.96
  6. Step 6: Final answer
    x = 6,577.05

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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.