Home / 7,345.26-11,011.08-2,664.18

Finding the Fourth Proportional to 7,345.26, 11,011.08 and 2,664.18

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Solution

The fourth proportional to 7,345.26, 11,011.08 and 2,664.18 is: 3,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.26 : 11,011.08 = 2,664.18 : x
  2. Step 2: Convert to fraction form
    7,345.26/11,011.08 = 2,664.18/x
  3. Step 3: Cross multiply
    7,345.26x = 11,011.08 × 2,664.18
  4. Step 4: Simplify right side
    7,345.26x = 29,335,499.11
  5. Step 5: Solve for x
    x = 29,335,499.11/7,345.26
  6. Step 6: Final answer
    x = 3,993.80

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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.