Home / 5,643.20-8,464.80-3,044.80

Finding the Fourth Proportional to 5,643.20, 8,464.80 and 3,044.80

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Solution

The fourth proportional to 5,643.20, 8,464.80 and 3,044.80 is: 4,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.20 : 8,464.80 = 3,044.80 : x
  2. Step 2: Convert to fraction form
    5,643.20/8,464.80 = 3,044.80/x
  3. Step 3: Cross multiply
    5,643.20x = 8,464.80 × 3,044.80
  4. Step 4: Simplify right side
    5,643.20x = 25,773,623.04
  5. Step 5: Solve for x
    x = 25,773,623.04/5,643.20
  6. Step 6: Final answer
    x = 4,567.20

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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.