Home / 5,678.32-8,506.12-2,904.88

Finding the Fourth Proportional to 5,678.32, 8,506.12 and 2,904.88

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Solution

The fourth proportional to 5,678.32, 8,506.12 and 2,904.88 is: 4,351.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678.32 : 8,506.12 = 2,904.88 : x
  2. Step 2: Convert to fraction form
    5,678.32/8,506.12 = 2,904.88/x
  3. Step 3: Cross multiply
    5,678.32x = 8,506.12 × 2,904.88
  4. Step 4: Simplify right side
    5,678.32x = 24,709,257.87
  5. Step 5: Solve for x
    x = 24,709,257.87/5,678.32
  6. Step 6: Final answer
    x = 4,351.51

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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.