Home / 8,281.71-11,431.73-4,924.51

Finding the Fourth Proportional to 8,281.71, 11,431.73 and 4,924.51

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Solution

The fourth proportional to 8,281.71, 11,431.73 and 4,924.51 is: 6,797.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281.71 : 11,431.73 = 4,924.51 : x
  2. Step 2: Convert to fraction form
    8,281.71/11,431.73 = 4,924.51/x
  3. Step 3: Cross multiply
    8,281.71x = 11,431.73 × 4,924.51
  4. Step 4: Simplify right side
    8,281.71x = 56,295,702.34
  5. Step 5: Solve for x
    x = 56,295,702.34/8,281.71
  6. Step 6: Final answer
    x = 6,797.59

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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.