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Finding the Fourth Proportional to 4,615.52, 6,917.52 and 2,307.68

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Solution

The fourth proportional to 4,615.52, 6,917.52 and 2,307.68 is: 3,458.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.52 : 6,917.52 = 2,307.68 : x
  2. Step 2: Convert to fraction form
    4,615.52/6,917.52 = 2,307.68/x
  3. Step 3: Cross multiply
    4,615.52x = 6,917.52 × 2,307.68
  4. Step 4: Simplify right side
    4,615.52x = 15,963,422.55
  5. Step 5: Solve for x
    x = 15,963,422.55/4,615.52
  6. Step 6: Final answer
    x = 3,458.64

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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.