Home / 4,953.59-7,430.63-1,255.85

Finding the Fourth Proportional to 4,953.59, 7,430.63 and 1,255.85

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Solution

The fourth proportional to 4,953.59, 7,430.63 and 1,255.85 is: 1,883.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.59 : 7,430.63 = 1,255.85 : x
  2. Step 2: Convert to fraction form
    4,953.59/7,430.63 = 1,255.85/x
  3. Step 3: Cross multiply
    4,953.59x = 7,430.63 × 1,255.85
  4. Step 4: Simplify right side
    4,953.59x = 9,331,713.25
  5. Step 5: Solve for x
    x = 9,331,713.25/4,953.59
  6. Step 6: Final answer
    x = 1,883.83

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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.