Home / 8,045.34-11,102.54-4,508.57

Finding the Fourth Proportional to 8,045.34, 11,102.54 and 4,508.57

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Solution

The fourth proportional to 8,045.34, 11,102.54 and 4,508.57 is: 6,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.34 : 11,102.54 = 4,508.57 : x
  2. Step 2: Convert to fraction form
    8,045.34/11,102.54 = 4,508.57/x
  3. Step 3: Cross multiply
    8,045.34x = 11,102.54 × 4,508.57
  4. Step 4: Simplify right side
    8,045.34x = 50,056,500.71
  5. Step 5: Solve for x
    x = 50,056,500.71/8,045.34
  6. Step 6: Final answer
    x = 6,221.80

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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.