Home / 10,508.16-15,767.74-6,809.44

Finding the Fourth Proportional to 10,508.16, 15,767.74 and 6,809.44

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Solution

The fourth proportional to 10,508.16, 15,767.74 and 6,809.44 is: 10,217.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508.16 : 15,767.74 = 6,809.44 : x
  2. Step 2: Convert to fraction form
    10,508.16/15,767.74 = 6,809.44/x
  3. Step 3: Cross multiply
    10,508.16x = 15,767.74 × 6,809.44
  4. Step 4: Simplify right side
    10,508.16x = 107,369,479.47
  5. Step 5: Solve for x
    x = 107,369,479.47/10,508.16
  6. Step 6: Final answer
    x = 10,217.72

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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.