Home / 9,332.40-13,998.60-7,582.80

Finding the Fourth Proportional to 9,332.40, 13,998.60 and 7,582.80

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Solution

The fourth proportional to 9,332.40, 13,998.60 and 7,582.80 is: 11,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.40 : 13,998.60 = 7,582.80 : x
  2. Step 2: Convert to fraction form
    9,332.40/13,998.60 = 7,582.80/x
  3. Step 3: Cross multiply
    9,332.40x = 13,998.60 × 7,582.80
  4. Step 4: Simplify right side
    9,332.40x = 106,148,584.08
  5. Step 5: Solve for x
    x = 106,148,584.08/9,332.40
  6. Step 6: Final answer
    x = 11,374.20

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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.