Home / 7,037.49-10,531.50-5,561.25

Finding the Fourth Proportional to 7,037.49, 10,531.50 and 5,561.25

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Solution

The fourth proportional to 7,037.49, 10,531.50 and 5,561.25 is: 8,322.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.49 : 10,531.50 = 5,561.25 : x
  2. Step 2: Convert to fraction form
    7,037.49/10,531.50 = 5,561.25/x
  3. Step 3: Cross multiply
    7,037.49x = 10,531.50 × 5,561.25
  4. Step 4: Simplify right side
    7,037.49x = 58,568,304.38
  5. Step 5: Solve for x
    x = 58,568,304.38/7,037.49
  6. Step 6: Final answer
    x = 8,322.33

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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.