Home / 3,356.74-4,632.15-1,864.65

Finding the Fourth Proportional to 3,356.74, 4,632.15 and 1,864.65

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Solution

The fourth proportional to 3,356.74, 4,632.15 and 1,864.65 is: 2,573.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.74 : 4,632.15 = 1,864.65 : x
  2. Step 2: Convert to fraction form
    3,356.74/4,632.15 = 1,864.65/x
  3. Step 3: Cross multiply
    3,356.74x = 4,632.15 × 1,864.65
  4. Step 4: Simplify right side
    3,356.74x = 8,637,315.91
  5. Step 5: Solve for x
    x = 8,637,315.91/3,356.74
  6. Step 6: Final answer
    x = 2,573.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.