Home / 7,315.38-10,951.92-4,533.66

Finding the Fourth Proportional to 7,315.38, 10,951.92 and 4,533.66

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Solution

The fourth proportional to 7,315.38, 10,951.92 and 4,533.66 is: 6,787.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.38 : 10,951.92 = 4,533.66 : x
  2. Step 2: Convert to fraction form
    7,315.38/10,951.92 = 4,533.66/x
  3. Step 3: Cross multiply
    7,315.38x = 10,951.92 × 4,533.66
  4. Step 4: Simplify right side
    7,315.38x = 49,652,281.63
  5. Step 5: Solve for x
    x = 49,652,281.63/7,315.38
  6. Step 6: Final answer
    x = 6,787.38

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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.