Home / 8,284.48-11,432.69-4,927.43

Finding the Fourth Proportional to 8,284.48, 11,432.69 and 4,927.43

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Solution

The fourth proportional to 8,284.48, 11,432.69 and 4,927.43 is: 6,799.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.48 : 11,432.69 = 4,927.43 : x
  2. Step 2: Convert to fraction form
    8,284.48/11,432.69 = 4,927.43/x
  3. Step 3: Cross multiply
    8,284.48x = 11,432.69 × 4,927.43
  4. Step 4: Simplify right side
    8,284.48x = 56,333,829.83
  5. Step 5: Solve for x
    x = 56,333,829.83/8,284.48
  6. Step 6: Final answer
    x = 6,799.93

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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.