Home / 8,284.78-11,432.90-4,927.53

Finding the Fourth Proportional to 8,284.78, 11,432.90 and 4,927.53

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Solution

The fourth proportional to 8,284.78, 11,432.90 and 4,927.53 is: 6,799.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.78 : 11,432.90 = 4,927.53 : x
  2. Step 2: Convert to fraction form
    8,284.78/11,432.90 = 4,927.53/x
  3. Step 3: Cross multiply
    8,284.78x = 11,432.90 × 4,927.53
  4. Step 4: Simplify right side
    8,284.78x = 56,335,985.21
  5. Step 5: Solve for x
    x = 56,335,985.21/8,284.78
  6. Step 6: Final answer
    x = 6,799.94

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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.