Home / 4,520.40-6,237.81-2,530.50

Finding the Fourth Proportional to 4,520.40, 6,237.81 and 2,530.50

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Solution

The fourth proportional to 4,520.40, 6,237.81 and 2,530.50 is: 3,491.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.40 : 6,237.81 = 2,530.50 : x
  2. Step 2: Convert to fraction form
    4,520.40/6,237.81 = 2,530.50/x
  3. Step 3: Cross multiply
    4,520.40x = 6,237.81 × 2,530.50
  4. Step 4: Simplify right side
    4,520.40x = 15,784,778.21
  5. Step 5: Solve for x
    x = 15,784,778.21/4,520.40
  6. Step 6: Final answer
    x = 3,491.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.