Home / 9,110.24-13,666.08-4,490.72

Finding the Fourth Proportional to 9,110.24, 13,666.08 and 4,490.72

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Solution

The fourth proportional to 9,110.24, 13,666.08 and 4,490.72 is: 6,736.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.24 : 13,666.08 = 4,490.72 : x
  2. Step 2: Convert to fraction form
    9,110.24/13,666.08 = 4,490.72/x
  3. Step 3: Cross multiply
    9,110.24x = 13,666.08 × 4,490.72
  4. Step 4: Simplify right side
    9,110.24x = 61,370,538.78
  5. Step 5: Solve for x
    x = 61,370,538.78/9,110.24
  6. Step 6: Final answer
    x = 6,736.43

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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.