Home / 8,949.84-13,445.46-5,628.48

Finding the Fourth Proportional to 8,949.84, 13,445.46 and 5,628.48

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Solution

The fourth proportional to 8,949.84, 13,445.46 and 5,628.48 is: 8,455.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.84 : 13,445.46 = 5,628.48 : x
  2. Step 2: Convert to fraction form
    8,949.84/13,445.46 = 5,628.48/x
  3. Step 3: Cross multiply
    8,949.84x = 13,445.46 × 5,628.48
  4. Step 4: Simplify right side
    8,949.84x = 75,677,502.70
  5. Step 5: Solve for x
    x = 75,677,502.70/8,949.84
  6. Step 6: Final answer
    x = 8,455.74

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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.