Home / 8,189.02-12,281.45-2,344.06

Finding the Fourth Proportional to 8,189.02, 12,281.45 and 2,344.06

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Solution

The fourth proportional to 8,189.02, 12,281.45 and 2,344.06 is: 3,515.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189.02 : 12,281.45 = 2,344.06 : x
  2. Step 2: Convert to fraction form
    8,189.02/12,281.45 = 2,344.06/x
  3. Step 3: Cross multiply
    8,189.02x = 12,281.45 × 2,344.06
  4. Step 4: Simplify right side
    8,189.02x = 28,788,455.69
  5. Step 5: Solve for x
    x = 28,788,455.69/8,189.02
  6. Step 6: Final answer
    x = 3,515.49

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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.