Home / 9,019.27-13,526.61-2,777.66

Finding the Fourth Proportional to 9,019.27, 13,526.61 and 2,777.66

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Solution

The fourth proportional to 9,019.27, 13,526.61 and 2,777.66 is: 4,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019.27 : 13,526.61 = 2,777.66 : x
  2. Step 2: Convert to fraction form
    9,019.27/13,526.61 = 2,777.66/x
  3. Step 3: Cross multiply
    9,019.27x = 13,526.61 × 2,777.66
  4. Step 4: Simplify right side
    9,019.27x = 37,572,311.83
  5. Step 5: Solve for x
    x = 37,572,311.83/9,019.27
  6. Step 6: Final answer
    x = 4,165.78

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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.