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Finding the Fourth Proportional to 9,368.57, 13,953.44 and 9,323.31

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Solution

The fourth proportional to 9,368.57, 13,953.44 and 9,323.31 is: 13,886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368.57 : 13,953.44 = 9,323.31 : x
  2. Step 2: Convert to fraction form
    9,368.57/13,953.44 = 9,323.31/x
  3. Step 3: Cross multiply
    9,368.57x = 13,953.44 × 9,323.31
  4. Step 4: Simplify right side
    9,368.57x = 130,092,246.69
  5. Step 5: Solve for x
    x = 130,092,246.69/9,368.57
  6. Step 6: Final answer
    x = 13,886.03

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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.