Home / 2,746.83-4,118.11-1,430.00

Finding the Fourth Proportional to 2,746.83, 4,118.11 and 1,430.00

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Solution

The fourth proportional to 2,746.83, 4,118.11 and 1,430.00 is: 2,143.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.83 : 4,118.11 = 1,430.00 : x
  2. Step 2: Convert to fraction form
    2,746.83/4,118.11 = 1,430.00/x
  3. Step 3: Cross multiply
    2,746.83x = 4,118.11 × 1,430.00
  4. Step 4: Simplify right side
    2,746.83x = 5,888,873.13
  5. Step 5: Solve for x
    x = 5,888,873.13/2,746.83
  6. Step 6: Final answer
    x = 2,143.88

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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.