Home / 6,400.29-8,832.90-3,568.58

Finding the Fourth Proportional to 6,400.29, 8,832.90 and 3,568.58

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Solution

The fourth proportional to 6,400.29, 8,832.90 and 3,568.58 is: 4,924.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400.29 : 8,832.90 = 3,568.58 : x
  2. Step 2: Convert to fraction form
    6,400.29/8,832.90 = 3,568.58/x
  3. Step 3: Cross multiply
    6,400.29x = 8,832.90 × 3,568.58
  4. Step 4: Simplify right side
    6,400.29x = 31,520,866.12
  5. Step 5: Solve for x
    x = 31,520,866.12/6,400.29
  6. Step 6: Final answer
    x = 4,924.91

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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.