Home / 10,935.76-16,403.66-3,040.26

Finding the Fourth Proportional to 10,935.76, 16,403.66 and 3,040.26

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Solution

The fourth proportional to 10,935.76, 16,403.66 and 3,040.26 is: 4,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.76 : 16,403.66 = 3,040.26 : x
  2. Step 2: Convert to fraction form
    10,935.76/16,403.66 = 3,040.26/x
  3. Step 3: Cross multiply
    10,935.76x = 16,403.66 × 3,040.26
  4. Step 4: Simplify right side
    10,935.76x = 49,871,391.35
  5. Step 5: Solve for x
    x = 49,871,391.35/10,935.76
  6. Step 6: Final answer
    x = 4,560.40

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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.