Home / 5,643.12-8,467.56-4,830.96

Finding the Fourth Proportional to 5,643.12, 8,467.56 and 4,830.96

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Solution

The fourth proportional to 5,643.12, 8,467.56 and 4,830.96 is: 7,248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.12 : 8,467.56 = 4,830.96 : x
  2. Step 2: Convert to fraction form
    5,643.12/8,467.56 = 4,830.96/x
  3. Step 3: Cross multiply
    5,643.12x = 8,467.56 × 4,830.96
  4. Step 4: Simplify right side
    5,643.12x = 40,906,443.66
  5. Step 5: Solve for x
    x = 40,906,443.66/5,643.12
  6. Step 6: Final answer
    x = 7,248.91

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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.