Home / 4,046.79-6,069.51-1,125.12

Finding the Fourth Proportional to 4,046.79, 6,069.51 and 1,125.12

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Solution

The fourth proportional to 4,046.79, 6,069.51 and 1,125.12 is: 1,687.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.79 : 6,069.51 = 1,125.12 : x
  2. Step 2: Convert to fraction form
    4,046.79/6,069.51 = 1,125.12/x
  3. Step 3: Cross multiply
    4,046.79x = 6,069.51 × 1,125.12
  4. Step 4: Simplify right side
    4,046.79x = 6,828,927.09
  5. Step 5: Solve for x
    x = 6,828,927.09/4,046.79
  6. Step 6: Final answer
    x = 1,687.49

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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.