Home / 7,259.60-10,890.90-4,141.10

Finding the Fourth Proportional to 7,259.60, 10,890.90 and 4,141.10

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Solution

The fourth proportional to 7,259.60, 10,890.90 and 4,141.10 is: 6,212.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.60 : 10,890.90 = 4,141.10 : x
  2. Step 2: Convert to fraction form
    7,259.60/10,890.90 = 4,141.10/x
  3. Step 3: Cross multiply
    7,259.60x = 10,890.90 × 4,141.10
  4. Step 4: Simplify right side
    7,259.60x = 45,100,305.99
  5. Step 5: Solve for x
    x = 45,100,305.99/7,259.60
  6. Step 6: Final answer
    x = 6,212.51

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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.