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Finding the Fourth Proportional to 6,256.51, 8,619.14 and 4,364.65

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Solution

The fourth proportional to 6,256.51, 8,619.14 and 4,364.65 is: 6,012.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,256.51 : 8,619.14 = 4,364.65 : x
  2. Step 2: Convert to fraction form
    6,256.51/8,619.14 = 4,364.65/x
  3. Step 3: Cross multiply
    6,256.51x = 8,619.14 × 4,364.65
  4. Step 4: Simplify right side
    6,256.51x = 37,619,551.09
  5. Step 5: Solve for x
    x = 37,619,551.09/6,256.51
  6. Step 6: Final answer
    x = 6,012.87

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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.