Home / 4,058.60-6,087.78-1,285.43

Finding the Fourth Proportional to 4,058.60, 6,087.78 and 1,285.43

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Solution

The fourth proportional to 4,058.60, 6,087.78 and 1,285.43 is: 1,928.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,058.60 : 6,087.78 = 1,285.43 : x
  2. Step 2: Convert to fraction form
    4,058.60/6,087.78 = 1,285.43/x
  3. Step 3: Cross multiply
    4,058.60x = 6,087.78 × 1,285.43
  4. Step 4: Simplify right side
    4,058.60x = 7,825,384.61
  5. Step 5: Solve for x
    x = 7,825,384.61/4,058.60
  6. Step 6: Final answer
    x = 1,928.10

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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.