Home / 8,424.04-12,644.60-7,596.68

Finding the Fourth Proportional to 8,424.04, 12,644.60 and 7,596.68

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Solution

The fourth proportional to 8,424.04, 12,644.60 and 7,596.68 is: 11,402.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424.04 : 12,644.60 = 7,596.68 : x
  2. Step 2: Convert to fraction form
    8,424.04/12,644.60 = 7,596.68/x
  3. Step 3: Cross multiply
    8,424.04x = 12,644.60 × 7,596.68
  4. Step 4: Simplify right side
    8,424.04x = 96,056,979.93
  5. Step 5: Solve for x
    x = 96,056,979.93/8,424.04
  6. Step 6: Final answer
    x = 11,402.72

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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.