Home / 7,280.53-10,902.27-4,811.65

Finding the Fourth Proportional to 7,280.53, 10,902.27 and 4,811.65

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Solution

The fourth proportional to 7,280.53, 10,902.27 and 4,811.65 is: 7,205.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.53 : 10,902.27 = 4,811.65 : x
  2. Step 2: Convert to fraction form
    7,280.53/10,902.27 = 4,811.65/x
  3. Step 3: Cross multiply
    7,280.53x = 10,902.27 × 4,811.65
  4. Step 4: Simplify right side
    7,280.53x = 52,457,883.39
  5. Step 5: Solve for x
    x = 52,457,883.39/7,280.53
  6. Step 6: Final answer
    x = 7,205.23

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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.