Home / 7,425.30-11,130.54-3,716.22

Finding the Fourth Proportional to 7,425.30, 11,130.54 and 3,716.22

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Solution

The fourth proportional to 7,425.30, 11,130.54 and 3,716.22 is: 5,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.30 : 11,130.54 = 3,716.22 : x
  2. Step 2: Convert to fraction form
    7,425.30/11,130.54 = 3,716.22/x
  3. Step 3: Cross multiply
    7,425.30x = 11,130.54 × 3,716.22
  4. Step 4: Simplify right side
    7,425.30x = 41,363,535.36
  5. Step 5: Solve for x
    x = 41,363,535.36/7,425.30
  6. Step 6: Final answer
    x = 5,570.62

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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.