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Finding the Fourth Proportional to 7,265.04, 10,955.82 and 7,166.58

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Solution

The fourth proportional to 7,265.04, 10,955.82 and 7,166.58 is: 10,807.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.04 : 10,955.82 = 7,166.58 : x
  2. Step 2: Convert to fraction form
    7,265.04/10,955.82 = 7,166.58/x
  3. Step 3: Cross multiply
    7,265.04x = 10,955.82 × 7,166.58
  4. Step 4: Simplify right side
    7,265.04x = 78,515,760.50
  5. Step 5: Solve for x
    x = 78,515,760.50/7,265.04
  6. Step 6: Final answer
    x = 10,807.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.