Home / 8,924.35-13,378.98-5,630.20

Finding the Fourth Proportional to 8,924.35, 13,378.98 and 5,630.20

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Solution

The fourth proportional to 8,924.35, 13,378.98 and 5,630.20 is: 8,440.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.35 : 13,378.98 = 5,630.20 : x
  2. Step 2: Convert to fraction form
    8,924.35/13,378.98 = 5,630.20/x
  3. Step 3: Cross multiply
    8,924.35x = 13,378.98 × 5,630.20
  4. Step 4: Simplify right side
    8,924.35x = 75,326,333.20
  5. Step 5: Solve for x
    x = 75,326,333.20/8,924.35
  6. Step 6: Final answer
    x = 8,440.54

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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.