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Finding the Fourth Proportional to 9,357.98, 13,995.63 and 8,325.23

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Solution

The fourth proportional to 9,357.98, 13,995.63 and 8,325.23 is: 12,451.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.98 : 13,995.63 = 8,325.23 : x
  2. Step 2: Convert to fraction form
    9,357.98/13,995.63 = 8,325.23/x
  3. Step 3: Cross multiply
    9,357.98x = 13,995.63 × 8,325.23
  4. Step 4: Simplify right side
    9,357.98x = 116,516,768.77
  5. Step 5: Solve for x
    x = 116,516,768.77/9,357.98
  6. Step 6: Final answer
    x = 12,451.07

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1.5x scale

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.