Home / 10,418.81-15,628.73-3,023.85

Finding the Fourth Proportional to 10,418.81, 15,628.73 and 3,023.85

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Solution

The fourth proportional to 10,418.81, 15,628.73 and 3,023.85 is: 4,535.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.81 : 15,628.73 = 3,023.85 : x
  2. Step 2: Convert to fraction form
    10,418.81/15,628.73 = 3,023.85/x
  3. Step 3: Cross multiply
    10,418.81x = 15,628.73 × 3,023.85
  4. Step 4: Simplify right side
    10,418.81x = 47,258,907.80
  5. Step 5: Solve for x
    x = 47,258,907.80/10,418.81
  6. Step 6: Final answer
    x = 4,535.92

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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.