Home / 7,929.04-11,917.48-6,551.24

Finding the Fourth Proportional to 7,929.04, 11,917.48 and 6,551.24

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Solution

The fourth proportional to 7,929.04, 11,917.48 and 6,551.24 is: 9,846.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.04 : 11,917.48 = 6,551.24 : x
  2. Step 2: Convert to fraction form
    7,929.04/11,917.48 = 6,551.24/x
  3. Step 3: Cross multiply
    7,929.04x = 11,917.48 × 6,551.24
  4. Step 4: Simplify right side
    7,929.04x = 78,074,271.68
  5. Step 5: Solve for x
    x = 78,074,271.68/7,929.04
  6. Step 6: Final answer
    x = 9,846.62

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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.