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Finding the Fourth Proportional to 7,523.46, 11,283.18 and 2,840.46

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Solution

The fourth proportional to 7,523.46, 11,283.18 and 2,840.46 is: 4,259.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.46 : 11,283.18 = 2,840.46 : x
  2. Step 2: Convert to fraction form
    7,523.46/11,283.18 = 2,840.46/x
  3. Step 3: Cross multiply
    7,523.46x = 11,283.18 × 2,840.46
  4. Step 4: Simplify right side
    7,523.46x = 32,049,421.46
  5. Step 5: Solve for x
    x = 32,049,421.46/7,523.46
  6. Step 6: Final answer
    x = 4,259.93

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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.