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Finding the Fourth Proportional to 7,567.02, 11,357.82 and 7,089.53

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Solution

The fourth proportional to 7,567.02, 11,357.82 and 7,089.53 is: 10,641.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,567.02 : 11,357.82 = 7,089.53 : x
  2. Step 2: Convert to fraction form
    7,567.02/11,357.82 = 7,089.53/x
  3. Step 3: Cross multiply
    7,567.02x = 11,357.82 × 7,089.53
  4. Step 4: Simplify right side
    7,567.02x = 80,521,548.84
  5. Step 5: Solve for x
    x = 80,521,548.84/7,567.02
  6. Step 6: Final answer
    x = 10,641.12

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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.