Home / 7,412.52-10,223.58-5,173.68

Finding the Fourth Proportional to 7,412.52, 10,223.58 and 5,173.68

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Solution

The fourth proportional to 7,412.52, 10,223.58 and 5,173.68 is: 7,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.52 : 10,223.58 = 5,173.68 : x
  2. Step 2: Convert to fraction form
    7,412.52/10,223.58 = 5,173.68/x
  3. Step 3: Cross multiply
    7,412.52x = 10,223.58 × 5,173.68
  4. Step 4: Simplify right side
    7,412.52x = 52,893,531.37
  5. Step 5: Solve for x
    x = 52,893,531.37/7,412.52
  6. Step 6: Final answer
    x = 7,135.70

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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.