Home / 5,256.71-7,246.71-4,135.70

Finding the Fourth Proportional to 5,256.71, 7,246.71 and 4,135.70

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Solution

The fourth proportional to 5,256.71, 7,246.71 and 4,135.70 is: 5,701.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.71 : 7,246.71 = 4,135.70 : x
  2. Step 2: Convert to fraction form
    5,256.71/7,246.71 = 4,135.70/x
  3. Step 3: Cross multiply
    5,256.71x = 7,246.71 × 4,135.70
  4. Step 4: Simplify right side
    5,256.71x = 29,970,236.66
  5. Step 5: Solve for x
    x = 29,970,236.66/5,256.71
  6. Step 6: Final answer
    x = 5,701.34

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1.5x scale

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.