Home / 7,562.58-10,430.68-5,325.09

Finding the Fourth Proportional to 7,562.58, 10,430.68 and 5,325.09

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Solution

The fourth proportional to 7,562.58, 10,430.68 and 5,325.09 is: 7,344.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,562.58 : 10,430.68 = 5,325.09 : x
  2. Step 2: Convert to fraction form
    7,562.58/10,430.68 = 5,325.09/x
  3. Step 3: Cross multiply
    7,562.58x = 10,430.68 × 5,325.09
  4. Step 4: Simplify right side
    7,562.58x = 55,544,309.76
  5. Step 5: Solve for x
    x = 55,544,309.76/7,562.58
  6. Step 6: Final answer
    x = 7,344.62

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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.