Home / 1,530.64-2,295.93-1,013.90

Finding the Fourth Proportional to 1,530.64, 2,295.93 and 1,013.90

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Solution

The fourth proportional to 1,530.64, 2,295.93 and 1,013.90 is: 1,520.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.64 : 2,295.93 = 1,013.90 : x
  2. Step 2: Convert to fraction form
    1,530.64/2,295.93 = 1,013.90/x
  3. Step 3: Cross multiply
    1,530.64x = 2,295.93 × 1,013.90
  4. Step 4: Simplify right side
    1,530.64x = 2,327,843.43
  5. Step 5: Solve for x
    x = 2,327,843.43/1,530.64
  6. Step 6: Final answer
    x = 1,520.84

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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.