Home / 3,207.84-4,810.14-1,258.98

Finding the Fourth Proportional to 3,207.84, 4,810.14 and 1,258.98

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Solution

The fourth proportional to 3,207.84, 4,810.14 and 1,258.98 is: 1,887.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.84 : 4,810.14 = 1,258.98 : x
  2. Step 2: Convert to fraction form
    3,207.84/4,810.14 = 1,258.98/x
  3. Step 3: Cross multiply
    3,207.84x = 4,810.14 × 1,258.98
  4. Step 4: Simplify right side
    3,207.84x = 6,055,870.06
  5. Step 5: Solve for x
    x = 6,055,870.06/3,207.84
  6. Step 6: Final answer
    x = 1,887.83

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1.5x scale

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.