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Finding the Fourth Proportional to 8,957.34, 13,323.26 and 8,927.37

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Solution

The fourth proportional to 8,957.34, 13,323.26 and 8,927.37 is: 13,278.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,957.34 : 13,323.26 = 8,927.37 : x
  2. Step 2: Convert to fraction form
    8,957.34/13,323.26 = 8,927.37/x
  3. Step 3: Cross multiply
    8,957.34x = 13,323.26 × 8,927.37
  4. Step 4: Simplify right side
    8,957.34x = 118,941,693.94
  5. Step 5: Solve for x
    x = 118,941,693.94/8,957.34
  6. Step 6: Final answer
    x = 13,278.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.