Home / 2,225.53-3,338.67-927.10

Finding the Fourth Proportional to 2,225.53, 3,338.67 and 927.10

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Solution

The fourth proportional to 2,225.53, 3,338.67 and 927.10 is: 1,390.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.53 : 3,338.67 = 927.10 : x
  2. Step 2: Convert to fraction form
    2,225.53/3,338.67 = 927.10/x
  3. Step 3: Cross multiply
    2,225.53x = 3,338.67 × 927.10
  4. Step 4: Simplify right side
    2,225.53x = 3,095,280.96
  5. Step 5: Solve for x
    x = 3,095,280.96/2,225.53
  6. Step 6: Final answer
    x = 1,390.81

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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.