Home / 7,587.72-11,357.87-4,817.52

Finding the Fourth Proportional to 7,587.72, 11,357.87 and 4,817.52

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Solution

The fourth proportional to 7,587.72, 11,357.87 and 4,817.52 is: 7,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.72 : 11,357.87 = 4,817.52 : x
  2. Step 2: Convert to fraction form
    7,587.72/11,357.87 = 4,817.52/x
  3. Step 3: Cross multiply
    7,587.72x = 11,357.87 × 4,817.52
  4. Step 4: Simplify right side
    7,587.72x = 54,716,741.79
  5. Step 5: Solve for x
    x = 54,716,741.79/7,587.72
  6. Step 6: Final answer
    x = 7,211.22

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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.