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Finding the Fourth Proportional to 4,703.94, 6,490.13 and 2,937.33

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Solution

The fourth proportional to 4,703.94, 6,490.13 and 2,937.33 is: 4,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.94 : 6,490.13 = 2,937.33 : x
  2. Step 2: Convert to fraction form
    4,703.94/6,490.13 = 2,937.33/x
  3. Step 3: Cross multiply
    4,703.94x = 6,490.13 × 2,937.33
  4. Step 4: Simplify right side
    4,703.94x = 19,063,638.87
  5. Step 5: Solve for x
    x = 19,063,638.87/4,703.94
  6. Step 6: Final answer
    x = 4,052.70

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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.