Home / 7,570.16-11,338.82-3,666.38

Finding the Fourth Proportional to 7,570.16, 11,338.82 and 3,666.38

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Solution

The fourth proportional to 7,570.16, 11,338.82 and 3,666.38 is: 5,491.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.16 : 11,338.82 = 3,666.38 : x
  2. Step 2: Convert to fraction form
    7,570.16/11,338.82 = 3,666.38/x
  3. Step 3: Cross multiply
    7,570.16x = 11,338.82 × 3,666.38
  4. Step 4: Simplify right side
    7,570.16x = 41,572,347.85
  5. Step 5: Solve for x
    x = 41,572,347.85/7,570.16
  6. Step 6: Final answer
    x = 5,491.61

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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.