Home / 9,479.32-14,199.60-4,792.76

Finding the Fourth Proportional to 9,479.32, 14,199.60 and 4,792.76

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Solution

The fourth proportional to 9,479.32, 14,199.60 and 4,792.76 is: 7,179.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.32 : 14,199.60 = 4,792.76 : x
  2. Step 2: Convert to fraction form
    9,479.32/14,199.60 = 4,792.76/x
  3. Step 3: Cross multiply
    9,479.32x = 14,199.60 × 4,792.76
  4. Step 4: Simplify right side
    9,479.32x = 68,055,274.90
  5. Step 5: Solve for x
    x = 68,055,274.90/9,479.32
  6. Step 6: Final answer
    x = 7,179.34

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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.