Home / 8,528.18-11,768.37-4,992.02

Finding the Fourth Proportional to 8,528.18, 11,768.37 and 4,992.02

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Solution

The fourth proportional to 8,528.18, 11,768.37 and 4,992.02 is: 6,888.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.18 : 11,768.37 = 4,992.02 : x
  2. Step 2: Convert to fraction form
    8,528.18/11,768.37 = 4,992.02/x
  3. Step 3: Cross multiply
    8,528.18x = 11,768.37 × 4,992.02
  4. Step 4: Simplify right side
    8,528.18x = 58,747,938.41
  5. Step 5: Solve for x
    x = 58,747,938.41/8,528.18
  6. Step 6: Final answer
    x = 6,888.68

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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.