Home / 8,155.44-11,253.56-4,570.60

Finding the Fourth Proportional to 8,155.44, 11,253.56 and 4,570.60

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Solution

The fourth proportional to 8,155.44, 11,253.56 and 4,570.60 is: 6,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.44 : 11,253.56 = 4,570.60 : x
  2. Step 2: Convert to fraction form
    8,155.44/11,253.56 = 4,570.60/x
  3. Step 3: Cross multiply
    8,155.44x = 11,253.56 × 4,570.60
  4. Step 4: Simplify right side
    8,155.44x = 51,435,521.34
  5. Step 5: Solve for x
    x = 51,435,521.34/8,155.44
  6. Step 6: Final answer
    x = 6,306.90

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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.