Home / 1,925.67-2,887.74-1,048.90

Finding the Fourth Proportional to 1,925.67, 2,887.74 and 1,048.90

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Solution

The fourth proportional to 1,925.67, 2,887.74 and 1,048.90 is: 1,572.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.67 : 2,887.74 = 1,048.90 : x
  2. Step 2: Convert to fraction form
    1,925.67/2,887.74 = 1,048.90/x
  3. Step 3: Cross multiply
    1,925.67x = 2,887.74 × 1,048.90
  4. Step 4: Simplify right side
    1,925.67x = 3,028,936.05
  5. Step 5: Solve for x
    x = 3,028,936.05/1,925.67
  6. Step 6: Final answer
    x = 1,572.93

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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.