Home / 9,432.96-14,151.56-2,859.20

Finding the Fourth Proportional to 9,432.96, 14,151.56 and 2,859.20

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Solution

The fourth proportional to 9,432.96, 14,151.56 and 2,859.20 is: 4,289.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.96 : 14,151.56 = 2,859.20 : x
  2. Step 2: Convert to fraction form
    9,432.96/14,151.56 = 2,859.20/x
  3. Step 3: Cross multiply
    9,432.96x = 14,151.56 × 2,859.20
  4. Step 4: Simplify right side
    9,432.96x = 40,462,140.35
  5. Step 5: Solve for x
    x = 40,462,140.35/9,432.96
  6. Step 6: Final answer
    x = 4,289.44

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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.