Home / 5,445.74-7,515.24-3,350

Finding the Fourth Proportional to 5,445.74, 7,515.24 and 3,350

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Solution

The fourth proportional to 5,445.74, 7,515.24 and 3,350 is: 4,623.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.74 : 7,515.24 = 3,350 : x
  2. Step 2: Convert to fraction form
    5,445.74/7,515.24 = 3,350/x
  3. Step 3: Cross multiply
    5,445.74x = 7,515.24 × 3,350
  4. Step 4: Simplify right side
    5,445.74x = 25,176,054
  5. Step 5: Solve for x
    x = 25,176,054/5,445.74
  6. Step 6: Final answer
    x = 4,623.07

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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.