Home / 4,551.20-6,824.76-2,087.60

Finding the Fourth Proportional to 4,551.20, 6,824.76 and 2,087.60

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Solution

The fourth proportional to 4,551.20, 6,824.76 and 2,087.60 is: 3,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.20 : 6,824.76 = 2,087.60 : x
  2. Step 2: Convert to fraction form
    4,551.20/6,824.76 = 2,087.60/x
  3. Step 3: Cross multiply
    4,551.20x = 6,824.76 × 2,087.60
  4. Step 4: Simplify right side
    4,551.20x = 14,247,368.98
  5. Step 5: Solve for x
    x = 14,247,368.98/4,551.20
  6. Step 6: Final answer
    x = 3,130.46

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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.