Home / 8,849.53-13,270.58-5,154.31

Finding the Fourth Proportional to 8,849.53, 13,270.58 and 5,154.31

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Solution

The fourth proportional to 8,849.53, 13,270.58 and 5,154.31 is: 7,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.53 : 13,270.58 = 5,154.31 : x
  2. Step 2: Convert to fraction form
    8,849.53/13,270.58 = 5,154.31/x
  3. Step 3: Cross multiply
    8,849.53x = 13,270.58 × 5,154.31
  4. Step 4: Simplify right side
    8,849.53x = 68,400,683.20
  5. Step 5: Solve for x
    x = 68,400,683.20/8,849.53
  6. Step 6: Final answer
    x = 7,729.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.