Home / 7,564.40-11,345.68-2,633.62

Finding the Fourth Proportional to 7,564.40, 11,345.68 and 2,633.62

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Solution

The fourth proportional to 7,564.40, 11,345.68 and 2,633.62 is: 3,950.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564.40 : 11,345.68 = 2,633.62 : x
  2. Step 2: Convert to fraction form
    7,564.40/11,345.68 = 2,633.62/x
  3. Step 3: Cross multiply
    7,564.40x = 11,345.68 × 2,633.62
  4. Step 4: Simplify right side
    7,564.40x = 29,880,196.59
  5. Step 5: Solve for x
    x = 29,880,196.59/7,564.40
  6. Step 6: Final answer
    x = 3,950.11

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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.