Home / 5,721.63-8,566.84-4,330.75

Finding the Fourth Proportional to 5,721.63, 8,566.84 and 4,330.75

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Solution

The fourth proportional to 5,721.63, 8,566.84 and 4,330.75 is: 6,484.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.63 : 8,566.84 = 4,330.75 : x
  2. Step 2: Convert to fraction form
    5,721.63/8,566.84 = 4,330.75/x
  3. Step 3: Cross multiply
    5,721.63x = 8,566.84 × 4,330.75
  4. Step 4: Simplify right side
    5,721.63x = 37,100,842.33
  5. Step 5: Solve for x
    x = 37,100,842.33/5,721.63
  6. Step 6: Final answer
    x = 6,484.31

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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.