Home / 6,139.44-9,210.60-1,756.96

Finding the Fourth Proportional to 6,139.44, 9,210.60 and 1,756.96

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Solution

The fourth proportional to 6,139.44, 9,210.60 and 1,756.96 is: 2,635.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.44 : 9,210.60 = 1,756.96 : x
  2. Step 2: Convert to fraction form
    6,139.44/9,210.60 = 1,756.96/x
  3. Step 3: Cross multiply
    6,139.44x = 9,210.60 × 1,756.96
  4. Step 4: Simplify right side
    6,139.44x = 16,182,655.78
  5. Step 5: Solve for x
    x = 16,182,655.78/6,139.44
  6. Step 6: Final answer
    x = 2,635.85

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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.