Home / 10,328.34-15,489.75-4,483.56

Finding the Fourth Proportional to 10,328.34, 15,489.75 and 4,483.56

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Solution

The fourth proportional to 10,328.34, 15,489.75 and 4,483.56 is: 6,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.34 : 15,489.75 = 4,483.56 : x
  2. Step 2: Convert to fraction form
    10,328.34/15,489.75 = 4,483.56/x
  3. Step 3: Cross multiply
    10,328.34x = 15,489.75 × 4,483.56
  4. Step 4: Simplify right side
    10,328.34x = 69,449,239.82
  5. Step 5: Solve for x
    x = 69,449,239.82/10,328.34
  6. Step 6: Final answer
    x = 6,724.14

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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.