Home / 9,089.10-13,633.65-5,136.30

Finding the Fourth Proportional to 9,089.10, 13,633.65 and 5,136.30

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Solution

The fourth proportional to 9,089.10, 13,633.65 and 5,136.30 is: 7,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.10 : 13,633.65 = 5,136.30 : x
  2. Step 2: Convert to fraction form
    9,089.10/13,633.65 = 5,136.30/x
  3. Step 3: Cross multiply
    9,089.10x = 13,633.65 × 5,136.30
  4. Step 4: Simplify right side
    9,089.10x = 70,026,516.50
  5. Step 5: Solve for x
    x = 70,026,516.50/9,089.10
  6. Step 6: Final answer
    x = 7,704.45

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Similar ratio
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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.