Home / 4,789.84-7,184.77-1,503.20

Finding the Fourth Proportional to 4,789.84, 7,184.77 and 1,503.20

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Solution

The fourth proportional to 4,789.84, 7,184.77 and 1,503.20 is: 2,254.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.84 : 7,184.77 = 1,503.20 : x
  2. Step 2: Convert to fraction form
    4,789.84/7,184.77 = 1,503.20/x
  3. Step 3: Cross multiply
    4,789.84x = 7,184.77 × 1,503.20
  4. Step 4: Simplify right side
    4,789.84x = 10,800,146.26
  5. Step 5: Solve for x
    x = 10,800,146.26/4,789.84
  6. Step 6: Final answer
    x = 2,254.80

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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.