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Finding the Fourth Proportional to 7,672.51, 10,586.46 and 4,526.88

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Solution

The fourth proportional to 7,672.51, 10,586.46 and 4,526.88 is: 6,246.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.51 : 10,586.46 = 4,526.88 : x
  2. Step 2: Convert to fraction form
    7,672.51/10,586.46 = 4,526.88/x
  3. Step 3: Cross multiply
    7,672.51x = 10,586.46 × 4,526.88
  4. Step 4: Simplify right side
    7,672.51x = 47,923,634.04
  5. Step 5: Solve for x
    x = 47,923,634.04/7,672.51
  6. Step 6: Final answer
    x = 6,246.15

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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.