Home / 1,341.16-2,011.84-463.62

Finding the Fourth Proportional to 1,341.16, 2,011.84 and 463.62

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Solution

The fourth proportional to 1,341.16, 2,011.84 and 463.62 is: 695.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.16 : 2,011.84 = 463.62 : x
  2. Step 2: Convert to fraction form
    1,341.16/2,011.84 = 463.62/x
  3. Step 3: Cross multiply
    1,341.16x = 2,011.84 × 463.62
  4. Step 4: Simplify right side
    1,341.16x = 932,735.65
  5. Step 5: Solve for x
    x = 932,735.65/1,341.16
  6. Step 6: Final answer
    x = 695.47

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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.