Home / 6,126.49-8,459.40-4,003.48

Finding the Fourth Proportional to 6,126.49, 8,459.40 and 4,003.48

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Solution

The fourth proportional to 6,126.49, 8,459.40 and 4,003.48 is: 5,527.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.49 : 8,459.40 = 4,003.48 : x
  2. Step 2: Convert to fraction form
    6,126.49/8,459.40 = 4,003.48/x
  3. Step 3: Cross multiply
    6,126.49x = 8,459.40 × 4,003.48
  4. Step 4: Simplify right side
    6,126.49x = 33,867,038.71
  5. Step 5: Solve for x
    x = 33,867,038.71/6,126.49
  6. Step 6: Final answer
    x = 5,527.97

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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.