Home / 7,314.12-10,949.76-4,532.40

Finding the Fourth Proportional to 7,314.12, 10,949.76 and 4,532.40

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Solution

The fourth proportional to 7,314.12, 10,949.76 and 4,532.40 is: 6,785.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,314.12 : 10,949.76 = 4,532.40 : x
  2. Step 2: Convert to fraction form
    7,314.12/10,949.76 = 4,532.40/x
  3. Step 3: Cross multiply
    7,314.12x = 10,949.76 × 4,532.40
  4. Step 4: Simplify right side
    7,314.12x = 49,628,692.22
  5. Step 5: Solve for x
    x = 49,628,692.22/7,314.12
  6. Step 6: Final answer
    x = 6,785.33

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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.