Home / 4,622.51-6,386.30-4,394.92

Finding the Fourth Proportional to 4,622.51, 6,386.30 and 4,394.92

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Solution

The fourth proportional to 4,622.51, 6,386.30 and 4,394.92 is: 6,071.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.51 : 6,386.30 = 4,394.92 : x
  2. Step 2: Convert to fraction form
    4,622.51/6,386.30 = 4,394.92/x
  3. Step 3: Cross multiply
    4,622.51x = 6,386.30 × 4,394.92
  4. Step 4: Simplify right side
    4,622.51x = 28,067,239.66
  5. Step 5: Solve for x
    x = 28,067,239.66/4,622.51
  6. Step 6: Final answer
    x = 6,071.87

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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.