Home / 7,576.07-11,364.20-4,289.49

Finding the Fourth Proportional to 7,576.07, 11,364.20 and 4,289.49

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Solution

The fourth proportional to 7,576.07, 11,364.20 and 4,289.49 is: 6,434.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.07 : 11,364.20 = 4,289.49 : x
  2. Step 2: Convert to fraction form
    7,576.07/11,364.20 = 4,289.49/x
  3. Step 3: Cross multiply
    7,576.07x = 11,364.20 × 4,289.49
  4. Step 4: Simplify right side
    7,576.07x = 48,746,600.81
  5. Step 5: Solve for x
    x = 48,746,600.81/7,576.07
  6. Step 6: Final answer
    x = 6,434.29

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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.