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Finding the Fourth Proportional to 1,750.62, 2,416.02 and 1,160.16

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Solution

The fourth proportional to 1,750.62, 2,416.02 and 1,160.16 is: 1,601.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.62 : 2,416.02 = 1,160.16 : x
  2. Step 2: Convert to fraction form
    1,750.62/2,416.02 = 1,160.16/x
  3. Step 3: Cross multiply
    1,750.62x = 2,416.02 × 1,160.16
  4. Step 4: Simplify right side
    1,750.62x = 2,802,969.76
  5. Step 5: Solve for x
    x = 2,802,969.76/1,750.62
  6. Step 6: Final answer
    x = 1,601.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.