Home / 1,784.97-2,458.18-1,746.81

Finding the Fourth Proportional to 1,784.97, 2,458.18 and 1,746.81

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Solution

The fourth proportional to 1,784.97, 2,458.18 and 1,746.81 is: 2,405.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784.97 : 2,458.18 = 1,746.81 : x
  2. Step 2: Convert to fraction form
    1,784.97/2,458.18 = 1,746.81/x
  3. Step 3: Cross multiply
    1,784.97x = 2,458.18 × 1,746.81
  4. Step 4: Simplify right side
    1,784.97x = 4,293,973.41
  5. Step 5: Solve for x
    x = 4,293,973.41/1,784.97
  6. Step 6: Final answer
    x = 2,405.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.