Home / 4,703.42-6,490.81-2,578.91

Finding the Fourth Proportional to 4,703.42, 6,490.81 and 2,578.91

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Solution

The fourth proportional to 4,703.42, 6,490.81 and 2,578.91 is: 3,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.42 : 6,490.81 = 2,578.91 : x
  2. Step 2: Convert to fraction form
    4,703.42/6,490.81 = 2,578.91/x
  3. Step 3: Cross multiply
    4,703.42x = 6,490.81 × 2,578.91
  4. Step 4: Simplify right side
    4,703.42x = 16,739,224.60
  5. Step 5: Solve for x
    x = 16,739,224.60/4,703.42
  6. Step 6: Final answer
    x = 3,558.95

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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.