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Finding the Fourth Proportional to 6,558.88, 9,051.02 and 3,574.65

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Solution

The fourth proportional to 6,558.88, 9,051.02 and 3,574.65 is: 4,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.88 : 9,051.02 = 3,574.65 : x
  2. Step 2: Convert to fraction form
    6,558.88/9,051.02 = 3,574.65/x
  3. Step 3: Cross multiply
    6,558.88x = 9,051.02 × 3,574.65
  4. Step 4: Simplify right side
    6,558.88x = 32,354,278.22
  5. Step 5: Solve for x
    x = 32,354,278.22/6,558.88
  6. Step 6: Final answer
    x = 4,932.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.