Home / 8,045.46-11,102.72-4,901.65

Finding the Fourth Proportional to 8,045.46, 11,102.72 and 4,901.65

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Solution

The fourth proportional to 8,045.46, 11,102.72 and 4,901.65 is: 6,764.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.46 : 11,102.72 = 4,901.65 : x
  2. Step 2: Convert to fraction form
    8,045.46/11,102.72 = 4,901.65/x
  3. Step 3: Cross multiply
    8,045.46x = 11,102.72 × 4,901.65
  4. Step 4: Simplify right side
    8,045.46x = 54,421,635.23
  5. Step 5: Solve for x
    x = 54,421,635.23/8,045.46
  6. Step 6: Final answer
    x = 6,764.27

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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.