Home / 7,703.56-10,619.60-5,458.48

Finding the Fourth Proportional to 7,703.56, 10,619.60 and 5,458.48

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Solution

The fourth proportional to 7,703.56, 10,619.60 and 5,458.48 is: 7,524.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.56 : 10,619.60 = 5,458.48 : x
  2. Step 2: Convert to fraction form
    7,703.56/10,619.60 = 5,458.48/x
  3. Step 3: Cross multiply
    7,703.56x = 10,619.60 × 5,458.48
  4. Step 4: Simplify right side
    7,703.56x = 57,966,874.21
  5. Step 5: Solve for x
    x = 57,966,874.21/7,703.56
  6. Step 6: Final answer
    x = 7,524.69

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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.