Home / 6,607.13-9,117.83-3,812.63

Finding the Fourth Proportional to 6,607.13, 9,117.83 and 3,812.63

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Solution

The fourth proportional to 6,607.13, 9,117.83 and 3,812.63 is: 5,261.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.13 : 9,117.83 = 3,812.63 : x
  2. Step 2: Convert to fraction form
    6,607.13/9,117.83 = 3,812.63/x
  3. Step 3: Cross multiply
    6,607.13x = 9,117.83 × 3,812.63
  4. Step 4: Simplify right side
    6,607.13x = 34,762,876.14
  5. Step 5: Solve for x
    x = 34,762,876.14/6,607.13
  6. Step 6: Final answer
    x = 5,261.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.