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Finding the Fourth Proportional to 5,265.51, 7,895.61 and 1,754.28

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Solution

The fourth proportional to 5,265.51, 7,895.61 and 1,754.28 is: 2,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.51 : 7,895.61 = 1,754.28 : x
  2. Step 2: Convert to fraction form
    5,265.51/7,895.61 = 1,754.28/x
  3. Step 3: Cross multiply
    5,265.51x = 7,895.61 × 1,754.28
  4. Step 4: Simplify right side
    5,265.51x = 13,851,110.71
  5. Step 5: Solve for x
    x = 13,851,110.71/5,265.51
  6. Step 6: Final answer
    x = 2,630.54

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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.