Home / 2,649.08-3,656.17-1,470.53

Finding the Fourth Proportional to 2,649.08, 3,656.17 and 1,470.53

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Solution

The fourth proportional to 2,649.08, 3,656.17 and 1,470.53 is: 2,029.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649.08 : 3,656.17 = 1,470.53 : x
  2. Step 2: Convert to fraction form
    2,649.08/3,656.17 = 1,470.53/x
  3. Step 3: Cross multiply
    2,649.08x = 3,656.17 × 1,470.53
  4. Step 4: Simplify right side
    2,649.08x = 5,376,518.65
  5. Step 5: Solve for x
    x = 5,376,518.65/2,649.08
  6. Step 6: Final answer
    x = 2,029.58

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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.