Home / 1,575.03-2,360.64-1,112.13

Finding the Fourth Proportional to 1,575.03, 2,360.64 and 1,112.13

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Solution

The fourth proportional to 1,575.03, 2,360.64 and 1,112.13 is: 1,666.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.03 : 2,360.64 = 1,112.13 : x
  2. Step 2: Convert to fraction form
    1,575.03/2,360.64 = 1,112.13/x
  3. Step 3: Cross multiply
    1,575.03x = 2,360.64 × 1,112.13
  4. Step 4: Simplify right side
    1,575.03x = 2,625,338.56
  5. Step 5: Solve for x
    x = 2,625,338.56/1,575.03
  6. Step 6: Final answer
    x = 1,666.85

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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.