Home / 7,611.28-10,502.92-4,253.84

Finding the Fourth Proportional to 7,611.28, 10,502.92 and 4,253.84

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Solution

The fourth proportional to 7,611.28, 10,502.92 and 4,253.84 is: 5,869.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.28 : 10,502.92 = 4,253.84 : x
  2. Step 2: Convert to fraction form
    7,611.28/10,502.92 = 4,253.84/x
  3. Step 3: Cross multiply
    7,611.28x = 10,502.92 × 4,253.84
  4. Step 4: Simplify right side
    7,611.28x = 44,677,741.21
  5. Step 5: Solve for x
    x = 44,677,741.21/7,611.28
  6. Step 6: Final answer
    x = 5,869.94

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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.