Home / 10,564.82-14,578.46-6,315.04

Finding the Fourth Proportional to 10,564.82, 14,578.46 and 6,315.04

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Solution

The fourth proportional to 10,564.82, 14,578.46 and 6,315.04 is: 8,714.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,564.82 : 14,578.46 = 6,315.04 : x
  2. Step 2: Convert to fraction form
    10,564.82/14,578.46 = 6,315.04/x
  3. Step 3: Cross multiply
    10,564.82x = 14,578.46 × 6,315.04
  4. Step 4: Simplify right side
    10,564.82x = 92,063,558.04
  5. Step 5: Solve for x
    x = 92,063,558.04/10,564.82
  6. Step 6: Final answer
    x = 8,714.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.