Home / 7,580.18-11,377.38-4,664.18

Finding the Fourth Proportional to 7,580.18, 11,377.38 and 4,664.18

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Solution

The fourth proportional to 7,580.18, 11,377.38 and 4,664.18 is: 7,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.18 : 11,377.38 = 4,664.18 : x
  2. Step 2: Convert to fraction form
    7,580.18/11,377.38 = 4,664.18/x
  3. Step 3: Cross multiply
    7,580.18x = 11,377.38 × 4,664.18
  4. Step 4: Simplify right side
    7,580.18x = 53,066,148.25
  5. Step 5: Solve for x
    x = 53,066,148.25/7,580.18
  6. Step 6: Final answer
    x = 7,000.64

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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.