Home / 4,631.74-6,389.98-2,860.27

Finding the Fourth Proportional to 4,631.74, 6,389.98 and 2,860.27

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Solution

The fourth proportional to 4,631.74, 6,389.98 and 2,860.27 is: 3,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.74 : 6,389.98 = 2,860.27 : x
  2. Step 2: Convert to fraction form
    4,631.74/6,389.98 = 2,860.27/x
  3. Step 3: Cross multiply
    4,631.74x = 6,389.98 × 2,860.27
  4. Step 4: Simplify right side
    4,631.74x = 18,277,044.97
  5. Step 5: Solve for x
    x = 18,277,044.97/4,631.74
  6. Step 6: Final answer
    x = 3,946.05

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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.