Home / 2,897.10-4,345.92-1,048.68

Finding the Fourth Proportional to 2,897.10, 4,345.92 and 1,048.68

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Solution

The fourth proportional to 2,897.10, 4,345.92 and 1,048.68 is: 1,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.10 : 4,345.92 = 1,048.68 : x
  2. Step 2: Convert to fraction form
    2,897.10/4,345.92 = 1,048.68/x
  3. Step 3: Cross multiply
    2,897.10x = 4,345.92 × 1,048.68
  4. Step 4: Simplify right side
    2,897.10x = 4,557,479.39
  5. Step 5: Solve for x
    x = 4,557,479.39/2,897.10
  6. Step 6: Final answer
    x = 1,573.12

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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.