Home / 9,136.67-13,707.81-4,456.02

Finding the Fourth Proportional to 9,136.67, 13,707.81 and 4,456.02

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Solution

The fourth proportional to 9,136.67, 13,707.81 and 4,456.02 is: 6,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.67 : 13,707.81 = 4,456.02 : x
  2. Step 2: Convert to fraction form
    9,136.67/13,707.81 = 4,456.02/x
  3. Step 3: Cross multiply
    9,136.67x = 13,707.81 × 4,456.02
  4. Step 4: Simplify right side
    9,136.67x = 61,082,275.52
  5. Step 5: Solve for x
    x = 61,082,275.52/9,136.67
  6. Step 6: Final answer
    x = 6,685.40

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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.