Home / 1,917.60-2,869.08-1,052.52

Finding the Fourth Proportional to 1,917.60, 2,869.08 and 1,052.52

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Solution

The fourth proportional to 1,917.60, 2,869.08 and 1,052.52 is: 1,574.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917.60 : 2,869.08 = 1,052.52 : x
  2. Step 2: Convert to fraction form
    1,917.60/2,869.08 = 1,052.52/x
  3. Step 3: Cross multiply
    1,917.60x = 2,869.08 × 1,052.52
  4. Step 4: Simplify right side
    1,917.60x = 3,019,764.08
  5. Step 5: Solve for x
    x = 3,019,764.08/1,917.60
  6. Step 6: Final answer
    x = 1,574.76

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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.