Home / 1,680.49-2,521.16-584.87

Finding the Fourth Proportional to 1,680.49, 2,521.16 and 584.87

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Solution

The fourth proportional to 1,680.49, 2,521.16 and 584.87 is: 877.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680.49 : 2,521.16 = 584.87 : x
  2. Step 2: Convert to fraction form
    1,680.49/2,521.16 = 584.87/x
  3. Step 3: Cross multiply
    1,680.49x = 2,521.16 × 584.87
  4. Step 4: Simplify right side
    1,680.49x = 1,474,550.85
  5. Step 5: Solve for x
    x = 1,474,550.85/1,680.49
  6. Step 6: Final answer
    x = 877.45

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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.