Home / 9,356.70-12,913.67-5,821.05

Finding the Fourth Proportional to 9,356.70, 12,913.67 and 5,821.05

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Solution

The fourth proportional to 9,356.70, 12,913.67 and 5,821.05 is: 8,033.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356.70 : 12,913.67 = 5,821.05 : x
  2. Step 2: Convert to fraction form
    9,356.70/12,913.67 = 5,821.05/x
  3. Step 3: Cross multiply
    9,356.70x = 12,913.67 × 5,821.05
  4. Step 4: Simplify right side
    9,356.70x = 75,171,089.65
  5. Step 5: Solve for x
    x = 75,171,089.65/9,356.70
  6. Step 6: Final answer
    x = 8,033.93

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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.