Home / 7,388.10-11,072.92-4,748.58

Finding the Fourth Proportional to 7,388.10, 11,072.92 and 4,748.58

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Solution

The fourth proportional to 7,388.10, 11,072.92 and 4,748.58 is: 7,116.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.10 : 11,072.92 = 4,748.58 : x
  2. Step 2: Convert to fraction form
    7,388.10/11,072.92 = 4,748.58/x
  3. Step 3: Cross multiply
    7,388.10x = 11,072.92 × 4,748.58
  4. Step 4: Simplify right side
    7,388.10x = 52,580,622.71
  5. Step 5: Solve for x
    x = 52,580,622.71/7,388.10
  6. Step 6: Final answer
    x = 7,116.93

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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.