Home / 1,528.95-2,288.87-1,502.83

Finding the Fourth Proportional to 1,528.95, 2,288.87 and 1,502.83

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Solution

The fourth proportional to 1,528.95, 2,288.87 and 1,502.83 is: 2,249.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.95 : 2,288.87 = 1,502.83 : x
  2. Step 2: Convert to fraction form
    1,528.95/2,288.87 = 1,502.83/x
  3. Step 3: Cross multiply
    1,528.95x = 2,288.87 × 1,502.83
  4. Step 4: Simplify right side
    1,528.95x = 3,439,783.48
  5. Step 5: Solve for x
    x = 3,439,783.48/1,528.95
  6. Step 6: Final answer
    x = 2,249.76

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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.