Home / 7,529.58-10,392.12-4,342.30

Finding the Fourth Proportional to 7,529.58, 10,392.12 and 4,342.30

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Solution

The fourth proportional to 7,529.58, 10,392.12 and 4,342.30 is: 5,993.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.58 : 10,392.12 = 4,342.30 : x
  2. Step 2: Convert to fraction form
    7,529.58/10,392.12 = 4,342.30/x
  3. Step 3: Cross multiply
    7,529.58x = 10,392.12 × 4,342.30
  4. Step 4: Simplify right side
    7,529.58x = 45,125,676.70
  5. Step 5: Solve for x
    x = 45,125,676.70/7,529.58
  6. Step 6: Final answer
    x = 5,993.12

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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.