Home / 8,077.77-11,147.34-4,541.01

Finding the Fourth Proportional to 8,077.77, 11,147.34 and 4,541.01

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Solution

The fourth proportional to 8,077.77, 11,147.34 and 4,541.01 is: 6,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.77 : 11,147.34 = 4,541.01 : x
  2. Step 2: Convert to fraction form
    8,077.77/11,147.34 = 4,541.01/x
  3. Step 3: Cross multiply
    8,077.77x = 11,147.34 × 4,541.01
  4. Step 4: Simplify right side
    8,077.77x = 50,620,182.41
  5. Step 5: Solve for x
    x = 50,620,182.41/8,077.77
  6. Step 6: Final answer
    x = 6,266.60

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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.