Home / 5,726.30-8,578.51-2,948.81

Finding the Fourth Proportional to 5,726.30, 8,578.51 and 2,948.81

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Solution

The fourth proportional to 5,726.30, 8,578.51 and 2,948.81 is: 4,417.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.30 : 8,578.51 = 2,948.81 : x
  2. Step 2: Convert to fraction form
    5,726.30/8,578.51 = 2,948.81/x
  3. Step 3: Cross multiply
    5,726.30x = 8,578.51 × 2,948.81
  4. Step 4: Simplify right side
    5,726.30x = 25,296,345.81
  5. Step 5: Solve for x
    x = 25,296,345.81/5,726.30
  6. Step 6: Final answer
    x = 4,417.58

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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.