Home / 3,439.49-4,746.48-1,867.58

Finding the Fourth Proportional to 3,439.49, 4,746.48 and 1,867.58

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Solution

The fourth proportional to 3,439.49, 4,746.48 and 1,867.58 is: 2,577.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.49 : 4,746.48 = 1,867.58 : x
  2. Step 2: Convert to fraction form
    3,439.49/4,746.48 = 1,867.58/x
  3. Step 3: Cross multiply
    3,439.49x = 4,746.48 × 1,867.58
  4. Step 4: Simplify right side
    3,439.49x = 8,864,407.39
  5. Step 5: Solve for x
    x = 8,864,407.39/3,439.49
  6. Step 6: Final answer
    x = 2,577.25

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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.