Home / 10,320.34-15,473.63-3,745.67

Finding the Fourth Proportional to 10,320.34, 15,473.63 and 3,745.67

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Solution

The fourth proportional to 10,320.34, 15,473.63 and 3,745.67 is: 5,616.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.34 : 15,473.63 = 3,745.67 : x
  2. Step 2: Convert to fraction form
    10,320.34/15,473.63 = 3,745.67/x
  3. Step 3: Cross multiply
    10,320.34x = 15,473.63 × 3,745.67
  4. Step 4: Simplify right side
    10,320.34x = 57,959,111.68
  5. Step 5: Solve for x
    x = 57,959,111.68/10,320.34
  6. Step 6: Final answer
    x = 5,616.01

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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.