Home / 2,957.08-4,435.62-1,417.72

Finding the Fourth Proportional to 2,957.08, 4,435.62 and 1,417.72

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Solution

The fourth proportional to 2,957.08, 4,435.62 and 1,417.72 is: 2,126.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.08 : 4,435.62 = 1,417.72 : x
  2. Step 2: Convert to fraction form
    2,957.08/4,435.62 = 1,417.72/x
  3. Step 3: Cross multiply
    2,957.08x = 4,435.62 × 1,417.72
  4. Step 4: Simplify right side
    2,957.08x = 6,288,467.19
  5. Step 5: Solve for x
    x = 6,288,467.19/2,957.08
  6. Step 6: Final answer
    x = 2,126.58

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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.