Home / 9,015.76-13,518.22-3,744.40

Finding the Fourth Proportional to 9,015.76, 13,518.22 and 3,744.40

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Solution

The fourth proportional to 9,015.76, 13,518.22 and 3,744.40 is: 5,614.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.76 : 13,518.22 = 3,744.40 : x
  2. Step 2: Convert to fraction form
    9,015.76/13,518.22 = 3,744.40/x
  3. Step 3: Cross multiply
    9,015.76x = 13,518.22 × 3,744.40
  4. Step 4: Simplify right side
    9,015.76x = 50,617,639.67
  5. Step 5: Solve for x
    x = 50,617,639.67/9,015.76
  6. Step 6: Final answer
    x = 5,614.35

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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.