Home / 10,644.40-15,967.01-4,066.80

Finding the Fourth Proportional to 10,644.40, 15,967.01 and 4,066.80

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Solution

The fourth proportional to 10,644.40, 15,967.01 and 4,066.80 is: 6,100.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.40 : 15,967.01 = 4,066.80 : x
  2. Step 2: Convert to fraction form
    10,644.40/15,967.01 = 4,066.80/x
  3. Step 3: Cross multiply
    10,644.40x = 15,967.01 × 4,066.80
  4. Step 4: Simplify right side
    10,644.40x = 64,934,636.27
  5. Step 5: Solve for x
    x = 64,934,636.27/10,644.40
  6. Step 6: Final answer
    x = 6,100.36

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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.