Home / 1,458.14-2,188.01-1,068.93

Finding the Fourth Proportional to 1,458.14, 2,188.01 and 1,068.93

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Solution

The fourth proportional to 1,458.14, 2,188.01 and 1,068.93 is: 1,603.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.14 : 2,188.01 = 1,068.93 : x
  2. Step 2: Convert to fraction form
    1,458.14/2,188.01 = 1,068.93/x
  3. Step 3: Cross multiply
    1,458.14x = 2,188.01 × 1,068.93
  4. Step 4: Simplify right side
    1,458.14x = 2,338,832.20
  5. Step 5: Solve for x
    x = 2,338,832.20/1,458.14
  6. Step 6: Final answer
    x = 1,603.99

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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.