Home / 7,279.83-10,922.49-4,360.23

Finding the Fourth Proportional to 7,279.83, 10,922.49 and 4,360.23

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Solution

The fourth proportional to 7,279.83, 10,922.49 and 4,360.23 is: 6,541.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279.83 : 10,922.49 = 4,360.23 : x
  2. Step 2: Convert to fraction form
    7,279.83/10,922.49 = 4,360.23/x
  3. Step 3: Cross multiply
    7,279.83x = 10,922.49 × 4,360.23
  4. Step 4: Simplify right side
    7,279.83x = 47,624,568.57
  5. Step 5: Solve for x
    x = 47,624,568.57/7,279.83
  6. Step 6: Final answer
    x = 6,541.99

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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.