Home / 8,077.48-11,146.34-4,541.20

Finding the Fourth Proportional to 8,077.48, 11,146.34 and 4,541.20

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Solution

The fourth proportional to 8,077.48, 11,146.34 and 4,541.20 is: 6,266.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.48 : 11,146.34 = 4,541.20 : x
  2. Step 2: Convert to fraction form
    8,077.48/11,146.34 = 4,541.20/x
  3. Step 3: Cross multiply
    8,077.48x = 11,146.34 × 4,541.20
  4. Step 4: Simplify right side
    8,077.48x = 50,617,759.21
  5. Step 5: Solve for x
    x = 50,617,759.21/8,077.48
  6. Step 6: Final answer
    x = 6,266.53

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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.