Home / 8,302.10-11,456.90-4,525.28

Finding the Fourth Proportional to 8,302.10, 11,456.90 and 4,525.28

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Solution

The fourth proportional to 8,302.10, 11,456.90 and 4,525.28 is: 6,244.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.10 : 11,456.90 = 4,525.28 : x
  2. Step 2: Convert to fraction form
    8,302.10/11,456.90 = 4,525.28/x
  3. Step 3: Cross multiply
    8,302.10x = 11,456.90 × 4,525.28
  4. Step 4: Simplify right side
    8,302.10x = 51,845,680.43
  5. Step 5: Solve for x
    x = 51,845,680.43/8,302.10
  6. Step 6: Final answer
    x = 6,244.89

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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.