Home / 1,530.93-2,292.81-1,505.55

Finding the Fourth Proportional to 1,530.93, 2,292.81 and 1,505.55

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Solution

The fourth proportional to 1,530.93, 2,292.81 and 1,505.55 is: 2,254.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.93 : 2,292.81 = 1,505.55 : x
  2. Step 2: Convert to fraction form
    1,530.93/2,292.81 = 1,505.55/x
  3. Step 3: Cross multiply
    1,530.93x = 2,292.81 × 1,505.55
  4. Step 4: Simplify right side
    1,530.93x = 3,451,940.10
  5. Step 5: Solve for x
    x = 3,451,940.10/1,530.93
  6. Step 6: Final answer
    x = 2,254.80

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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.