Home / 6,109.07-9,149.36-4,461.53

Finding the Fourth Proportional to 6,109.07, 9,149.36 and 4,461.53

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Solution

The fourth proportional to 6,109.07, 9,149.36 and 4,461.53 is: 6,681.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.07 : 9,149.36 = 4,461.53 : x
  2. Step 2: Convert to fraction form
    6,109.07/9,149.36 = 4,461.53/x
  3. Step 3: Cross multiply
    6,109.07x = 9,149.36 × 4,461.53
  4. Step 4: Simplify right side
    6,109.07x = 40,820,076.07
  5. Step 5: Solve for x
    x = 40,820,076.07/6,109.07
  6. Step 6: Final answer
    x = 6,681.89

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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.