Home / 4,625.70-6,953.90-4,283.28

Finding the Fourth Proportional to 4,625.70, 6,953.90 and 4,283.28

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Solution

The fourth proportional to 4,625.70, 6,953.90 and 4,283.28 is: 6,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.70 : 6,953.90 = 4,283.28 : x
  2. Step 2: Convert to fraction form
    4,625.70/6,953.90 = 4,283.28/x
  3. Step 3: Cross multiply
    4,625.70x = 6,953.90 × 4,283.28
  4. Step 4: Simplify right side
    4,625.70x = 29,785,479.38
  5. Step 5: Solve for x
    x = 29,785,479.38/4,625.70
  6. Step 6: Final answer
    x = 6,439.13

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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.