Home / 4,277.50-6,416.28-1,199.50

Finding the Fourth Proportional to 4,277.50, 6,416.28 and 1,199.50

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Solution

The fourth proportional to 4,277.50, 6,416.28 and 1,199.50 is: 1,799.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.50 : 6,416.28 = 1,199.50 : x
  2. Step 2: Convert to fraction form
    4,277.50/6,416.28 = 1,199.50/x
  3. Step 3: Cross multiply
    4,277.50x = 6,416.28 × 1,199.50
  4. Step 4: Simplify right side
    4,277.50x = 7,696,327.86
  5. Step 5: Solve for x
    x = 7,696,327.86/4,277.50
  6. Step 6: Final answer
    x = 1,799.26

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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.