Home / 1,437.69-2,156.94-1,048.08

Finding the Fourth Proportional to 1,437.69, 2,156.94 and 1,048.08

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Solution

The fourth proportional to 1,437.69, 2,156.94 and 1,048.08 is: 1,572.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.69 : 2,156.94 = 1,048.08 : x
  2. Step 2: Convert to fraction form
    1,437.69/2,156.94 = 1,048.08/x
  3. Step 3: Cross multiply
    1,437.69x = 2,156.94 × 1,048.08
  4. Step 4: Simplify right side
    1,437.69x = 2,260,645.68
  5. Step 5: Solve for x
    x = 2,260,645.68/1,437.69
  6. Step 6: Final answer
    x = 1,572.42

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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.