Home / 1,746.66-2,631.96-1,445.28

Finding the Fourth Proportional to 1,746.66, 2,631.96 and 1,445.28

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Solution

The fourth proportional to 1,746.66, 2,631.96 and 1,445.28 is: 2,177.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.66 : 2,631.96 = 1,445.28 : x
  2. Step 2: Convert to fraction form
    1,746.66/2,631.96 = 1,445.28/x
  3. Step 3: Cross multiply
    1,746.66x = 2,631.96 × 1,445.28
  4. Step 4: Simplify right side
    1,746.66x = 3,803,919.15
  5. Step 5: Solve for x
    x = 3,803,919.15/1,746.66
  6. Step 6: Final answer
    x = 2,177.82

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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.