Home / 1,948.48-2,934.18-1,404.49

Finding the Fourth Proportional to 1,948.48, 2,934.18 and 1,404.49

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Solution

The fourth proportional to 1,948.48, 2,934.18 and 1,404.49 is: 2,115.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948.48 : 2,934.18 = 1,404.49 : x
  2. Step 2: Convert to fraction form
    1,948.48/2,934.18 = 1,404.49/x
  3. Step 3: Cross multiply
    1,948.48x = 2,934.18 × 1,404.49
  4. Step 4: Simplify right side
    1,948.48x = 4,121,026.47
  5. Step 5: Solve for x
    x = 4,121,026.47/1,948.48
  6. Step 6: Final answer
    x = 2,115.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.