Home / 8,973.78-13,459.61-2,400.48

Finding the Fourth Proportional to 8,973.78, 13,459.61 and 2,400.48

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Solution

The fourth proportional to 8,973.78, 13,459.61 and 2,400.48 is: 3,600.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.78 : 13,459.61 = 2,400.48 : x
  2. Step 2: Convert to fraction form
    8,973.78/13,459.61 = 2,400.48/x
  3. Step 3: Cross multiply
    8,973.78x = 13,459.61 × 2,400.48
  4. Step 4: Simplify right side
    8,973.78x = 32,309,524.61
  5. Step 5: Solve for x
    x = 32,309,524.61/8,973.78
  6. Step 6: Final answer
    x = 3,600.44

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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.