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Finding the Fourth Proportional to 6,927.66, 9,553.34 and 4,274.51

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Solution

The fourth proportional to 6,927.66, 9,553.34 and 4,274.51 is: 5,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.66 : 9,553.34 = 4,274.51 : x
  2. Step 2: Convert to fraction form
    6,927.66/9,553.34 = 4,274.51/x
  3. Step 3: Cross multiply
    6,927.66x = 9,553.34 × 4,274.51
  4. Step 4: Simplify right side
    6,927.66x = 40,835,810.28
  5. Step 5: Solve for x
    x = 40,835,810.28/6,927.66
  6. Step 6: Final answer
    x = 5,894.60

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1.5x scale

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.