Home / 6,156.40-9,237.60-2,867.80

Finding the Fourth Proportional to 6,156.40, 9,237.60 and 2,867.80

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Solution

The fourth proportional to 6,156.40, 9,237.60 and 2,867.80 is: 4,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.40 : 9,237.60 = 2,867.80 : x
  2. Step 2: Convert to fraction form
    6,156.40/9,237.60 = 2,867.80/x
  3. Step 3: Cross multiply
    6,156.40x = 9,237.60 × 2,867.80
  4. Step 4: Simplify right side
    6,156.40x = 26,491,589.28
  5. Step 5: Solve for x
    x = 26,491,589.28/6,156.40
  6. Step 6: Final answer
    x = 4,303.10

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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.