Home / 7,717.08-11,576.16-3,820.44

Finding the Fourth Proportional to 7,717.08, 11,576.16 and 3,820.44

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Solution

The fourth proportional to 7,717.08, 11,576.16 and 3,820.44 is: 5,730.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.08 : 11,576.16 = 3,820.44 : x
  2. Step 2: Convert to fraction form
    7,717.08/11,576.16 = 3,820.44/x
  3. Step 3: Cross multiply
    7,717.08x = 11,576.16 × 3,820.44
  4. Step 4: Simplify right side
    7,717.08x = 44,226,024.71
  5. Step 5: Solve for x
    x = 44,226,024.71/7,717.08
  6. Step 6: Final answer
    x = 5,730.93

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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.