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Finding the Fourth Proportional to 11,668.61, 17,502.93 and 2,903.53

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Solution

The fourth proportional to 11,668.61, 17,502.93 and 2,903.53 is: 4,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.61 : 17,502.93 = 2,903.53 : x
  2. Step 2: Convert to fraction form
    11,668.61/17,502.93 = 2,903.53/x
  3. Step 3: Cross multiply
    11,668.61x = 17,502.93 × 2,903.53
  4. Step 4: Simplify right side
    11,668.61x = 50,820,282.34
  5. Step 5: Solve for x
    x = 50,820,282.34/11,668.61
  6. Step 6: Final answer
    x = 4,355.30

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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.