Home / 7,275.14-10,899.50-5,611.94

Finding the Fourth Proportional to 7,275.14, 10,899.50 and 5,611.94

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Solution

The fourth proportional to 7,275.14, 10,899.50 and 5,611.94 is: 8,407.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.14 : 10,899.50 = 5,611.94 : x
  2. Step 2: Convert to fraction form
    7,275.14/10,899.50 = 5,611.94/x
  3. Step 3: Cross multiply
    7,275.14x = 10,899.50 × 5,611.94
  4. Step 4: Simplify right side
    7,275.14x = 61,167,360.26
  5. Step 5: Solve for x
    x = 61,167,360.26/7,275.14
  6. Step 6: Final answer
    x = 8,407.72

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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.