Home / 4,877.24-7,313.58-2,103.80

Finding the Fourth Proportional to 4,877.24, 7,313.58 and 2,103.80

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Solution

The fourth proportional to 4,877.24, 7,313.58 and 2,103.80 is: 3,154.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.24 : 7,313.58 = 2,103.80 : x
  2. Step 2: Convert to fraction form
    4,877.24/7,313.58 = 2,103.80/x
  3. Step 3: Cross multiply
    4,877.24x = 7,313.58 × 2,103.80
  4. Step 4: Simplify right side
    4,877.24x = 15,386,309.60
  5. Step 5: Solve for x
    x = 15,386,309.60/4,877.24
  6. Step 6: Final answer
    x = 3,154.72

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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.