Home / 7,541.46-11,311.50-2,859.46

Finding the Fourth Proportional to 7,541.46, 11,311.50 and 2,859.46

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Solution

The fourth proportional to 7,541.46, 11,311.50 and 2,859.46 is: 4,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.46 : 11,311.50 = 2,859.46 : x
  2. Step 2: Convert to fraction form
    7,541.46/11,311.50 = 2,859.46/x
  3. Step 3: Cross multiply
    7,541.46x = 11,311.50 × 2,859.46
  4. Step 4: Simplify right side
    7,541.46x = 32,344,781.79
  5. Step 5: Solve for x
    x = 32,344,781.79/7,541.46
  6. Step 6: Final answer
    x = 4,288.93

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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.