Home / 7,364.40-10,161.47-4,380.99

Finding the Fourth Proportional to 7,364.40, 10,161.47 and 4,380.99

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Solution

The fourth proportional to 7,364.40, 10,161.47 and 4,380.99 is: 6,044.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.40 : 10,161.47 = 4,380.99 : x
  2. Step 2: Convert to fraction form
    7,364.40/10,161.47 = 4,380.99/x
  3. Step 3: Cross multiply
    7,364.40x = 10,161.47 × 4,380.99
  4. Step 4: Simplify right side
    7,364.40x = 44,517,309.41
  5. Step 5: Solve for x
    x = 44,517,309.41/7,364.40
  6. Step 6: Final answer
    x = 6,044.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.