Home / 7,426.50-11,130-4,141.14

Finding the Fourth Proportional to 7,426.50, 11,130 and 4,141.14

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Solution

The fourth proportional to 7,426.50, 11,130 and 4,141.14 is: 6,206.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.50 : 11,130 = 4,141.14 : x
  2. Step 2: Convert to fraction form
    7,426.50/11,130 = 4,141.14/x
  3. Step 3: Cross multiply
    7,426.50x = 11,130 × 4,141.14
  4. Step 4: Simplify right side
    7,426.50x = 46,090,888.20
  5. Step 5: Solve for x
    x = 46,090,888.20/7,426.50
  6. Step 6: Final answer
    x = 6,206.27

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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.